19665912

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:197

約数の個数: 128

約数和(自身を含む): 60710400

約数和(自身を除く): 41044488

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 61, 76, 84, 101, 114, 122, 133, 152, 168, 183, 202, 228, 244, 266, 303, 366, 399, 404, 427, 456, 488, 532, 606, 707, 732, 798, 808, 854, 1064, 1159, 1212, 1281, 1414, 1464, 1596, 1708, 1919, 2121, 2318, 2424, 2562, 2828, 3192, 3416, 3477, 3838, 4242, 4636, 5124, 5656, 5757, 6161, 6954, 7676, 8113, 8484, 9272, 10248, 11514, 12322, 13433, 13908, 15352, 16226, 16968, 18483, 23028, 24339, 24644, 26866, 27816, 32452, 36966, 40299, 43127, 46056, 48678, 49288, 53732, 64904, 73932, 80598, 86254, 97356, 107464, 117059, 129381, 147864, 161196, 172508, 194712, 234118, 258762, 322392, 345016, 351177, 468236, 517524, 702354, 819413, 936472, 1035048, 1404708, 1638826, 2458239, 2809416, 3277652, 4916478, 6555304, 9832956, 19665912]

約数ペア:

[(1, 19665912), (2, 9832956), (3, 6555304), (4, 4916478), (6, 3277652), (7, 2809416), (8, 2458239), (12, 1638826), (14, 1404708), (19, 1035048), (21, 936472), (24, 819413), (28, 702354), (38, 517524), (42, 468236), (56, 351177), (57, 345016), (61, 322392), (76, 258762), (84, 234118), (101, 194712), (114, 172508), (122, 161196), (133, 147864), (152, 129381), (168, 117059), (183, 107464), (202, 97356), (228, 86254), (244, 80598), (266, 73932), (303, 64904), (366, 53732), (399, 49288), (404, 48678), (427, 46056), (456, 43127), (488, 40299), (532, 36966), (606, 32452), (707, 27816), (732, 26866), (798, 24644), (808, 24339), (854, 23028), (1064, 18483), (1159, 16968), (1212, 16226), (1281, 15352), (1414, 13908), (1464, 13433), (1596, 12322), (1708, 11514), (1919, 10248), (2121, 9272), (2318, 8484), (2424, 8113), (2562, 7676), (2828, 6954), (3192, 6161), (3416, 5757), (3477, 5656), (3838, 5124), (4242, 4636)]