19265220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8233}}^1$

素因数の和:8261

約数の個数: 72

約数和(自身を含む): 62940696

約数和(自身を除く): 43675476

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 8233, 16466, 24699, 32932, 41165, 49398, 74097, 82330, 98796, 107029, 123495, 148194, 164660, 214058, 246990, 296388, 321087, 370485, 428116, 493980, 535145, 642174, 740970, 963261, 1070290, 1284348, 1481940, 1605435, 1926522, 2140580, 3210870, 3853044, 4816305, 6421740, 9632610, 19265220]

約数ペア:

[(1, 19265220), (2, 9632610), (3, 6421740), (4, 4816305), (5, 3853044), (6, 3210870), (9, 2140580), (10, 1926522), (12, 1605435), (13, 1481940), (15, 1284348), (18, 1070290), (20, 963261), (26, 740970), (30, 642174), (36, 535145), (39, 493980), (45, 428116), (52, 370485), (60, 321087), (65, 296388), (78, 246990), (90, 214058), (117, 164660), (130, 148194), (156, 123495), (180, 107029), (195, 98796), (234, 82330), (260, 74097), (390, 49398), (468, 41165), (585, 32932), (780, 24699), (1170, 16466), (2340, 8233)]