19245135

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{613}}^1$

素因数の和:664

約数の個数: 64

約数和(自身を含む): 39610368

約数和(自身を除く): 20365233

約数列:

[1, 3, 5, 7, 13, 15, 21, 23, 35, 39, 65, 69, 91, 105, 115, 161, 195, 273, 299, 345, 455, 483, 613, 805, 897, 1365, 1495, 1839, 2093, 2415, 3065, 4291, 4485, 6279, 7969, 9195, 10465, 12873, 14099, 21455, 23907, 31395, 39845, 42297, 55783, 64365, 70495, 98693, 119535, 167349, 183287, 211485, 278915, 296079, 493465, 549861, 836745, 916435, 1283009, 1480395, 2749305, 3849027, 6415045, 19245135]

約数ペア:

[(1, 19245135), (3, 6415045), (5, 3849027), (7, 2749305), (13, 1480395), (15, 1283009), (21, 916435), (23, 836745), (35, 549861), (39, 493465), (65, 296079), (69, 278915), (91, 211485), (105, 183287), (115, 167349), (161, 119535), (195, 98693), (273, 70495), (299, 64365), (345, 55783), (455, 42297), (483, 39845), (613, 31395), (805, 23907), (897, 21455), (1365, 14099), (1495, 12873), (1839, 10465), (2093, 9195), (2415, 7969), (3065, 6279), (4291, 4485)]