18694721864

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{9103}}^1$

素因数の和:9180

約数の個数: 144

約数和(自身を含む): 45582635520

約数和(自身を除く): 26887913656

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 49, 52, 56, 62, 91, 98, 104, 124, 169, 182, 196, 217, 248, 338, 364, 392, 403, 434, 637, 676, 728, 806, 868, 1183, 1274, 1352, 1519, 1612, 1736, 2366, 2548, 2821, 3038, 3224, 4732, 5096, 5239, 5642, 6076, 8281, 9103, 9464, 10478, 11284, 12152, 16562, 18206, 19747, 20956, 22568, 33124, 36412, 36673, 39494, 41912, 63721, 66248, 72824, 73346, 78988, 118339, 127442, 146692, 157976, 236678, 254884, 256711, 282193, 293384, 446047, 473356, 509768, 513422, 564386, 828373, 892094, 946712, 1026844, 1128772, 1538407, 1656746, 1784188, 1975351, 2053688, 2257544, 3076814, 3313492, 3568376, 3668509, 3950702, 5798611, 6153628, 6626984, 7337018, 7901404, 10768849, 11597222, 12307256, 13827457, 14674036, 15802808, 21537698, 23194444, 25679563, 27654914, 29348072, 43075396, 46388888, 47690617, 51359126, 55309828, 75381943, 86150792, 95381234, 102718252, 110619656, 150763886, 179756941, 190762468, 205436504, 301527772, 333834319, 359513882, 381524936, 603055544, 667668638, 719027764, 1335337276, 1438055528, 2336840233, 2670674552, 4673680466, 9347360932, 18694721864]

約数ペア:

[(1, 18694721864), (2, 9347360932), (4, 4673680466), (7, 2670674552), (8, 2336840233), (13, 1438055528), (14, 1335337276), (26, 719027764), (28, 667668638), (31, 603055544), (49, 381524936), (52, 359513882), (56, 333834319), (62, 301527772), (91, 205436504), (98, 190762468), (104, 179756941), (124, 150763886), (169, 110619656), (182, 102718252), (196, 95381234), (217, 86150792), (248, 75381943), (338, 55309828), (364, 51359126), (392, 47690617), (403, 46388888), (434, 43075396), (637, 29348072), (676, 27654914), (728, 25679563), (806, 23194444), (868, 21537698), (1183, 15802808), (1274, 14674036), (1352, 13827457), (1519, 12307256), (1612, 11597222), (1736, 10768849), (2366, 7901404), (2548, 7337018), (2821, 6626984), (3038, 6153628), (3224, 5798611), (4732, 3950702), (5096, 3668509), (5239, 3568376), (5642, 3313492), (6076, 3076814), (8281, 2257544), (9103, 2053688), (9464, 1975351), (10478, 1784188), (11284, 1656746), (12152, 1538407), (16562, 1128772), (18206, 1026844), (19747, 946712), (20956, 892094), (22568, 828373), (33124, 564386), (36412, 513422), (36673, 509768), (39494, 473356), (41912, 446047), (63721, 293384), (66248, 282193), (72824, 256711), (73346, 254884), (78988, 236678), (118339, 157976), (127442, 146692)]