18697068

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1$

素因数の和:245

約数の個数: 120

約数和(自身を含む): 55210848

約数和(自身を除く): 36513780

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 27, 36, 39, 46, 52, 54, 69, 78, 81, 92, 108, 117, 138, 156, 162, 193, 207, 234, 276, 299, 324, 351, 386, 414, 468, 579, 598, 621, 702, 772, 828, 897, 1053, 1158, 1196, 1242, 1404, 1737, 1794, 1863, 2106, 2316, 2484, 2509, 2691, 3474, 3588, 3726, 4212, 4439, 5018, 5211, 5382, 6948, 7452, 7527, 8073, 8878, 10036, 10422, 10764, 13317, 15054, 15633, 16146, 17756, 20844, 22581, 24219, 26634, 30108, 31266, 32292, 39951, 45162, 48438, 53268, 57707, 62532, 67743, 79902, 90324, 96876, 115414, 119853, 135486, 159804, 173121, 203229, 230828, 239706, 270972, 346242, 359559, 406458, 479412, 519363, 692484, 719118, 812916, 1038726, 1438236, 1558089, 2077452, 3116178, 4674267, 6232356, 9348534, 18697068]

約数ペア:

[(1, 18697068), (2, 9348534), (3, 6232356), (4, 4674267), (6, 3116178), (9, 2077452), (12, 1558089), (13, 1438236), (18, 1038726), (23, 812916), (26, 719118), (27, 692484), (36, 519363), (39, 479412), (46, 406458), (52, 359559), (54, 346242), (69, 270972), (78, 239706), (81, 230828), (92, 203229), (108, 173121), (117, 159804), (138, 135486), (156, 119853), (162, 115414), (193, 96876), (207, 90324), (234, 79902), (276, 67743), (299, 62532), (324, 57707), (351, 53268), (386, 48438), (414, 45162), (468, 39951), (579, 32292), (598, 31266), (621, 30108), (702, 26634), (772, 24219), (828, 22581), (897, 20844), (1053, 17756), (1158, 16146), (1196, 15633), (1242, 15054), (1404, 13317), (1737, 10764), (1794, 10422), (1863, 10036), (2106, 8878), (2316, 8073), (2484, 7527), (2509, 7452), (2691, 6948), (3474, 5382), (3588, 5211), (3726, 5018), (4212, 4439)]