18579540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1427}}^1$

素因数の和:1477

約数の個数: 96

約数和(自身を含む): 61415424

約数和(自身を除く): 42835884

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 620, 651, 868, 930, 1085, 1302, 1427, 1860, 2170, 2604, 2854, 3255, 4281, 4340, 5708, 6510, 7135, 8562, 9989, 13020, 14270, 17124, 19978, 21405, 28540, 29967, 39956, 42810, 44237, 49945, 59934, 85620, 88474, 99890, 119868, 132711, 149835, 176948, 199780, 221185, 265422, 299670, 309659, 442370, 530844, 599340, 619318, 663555, 884740, 928977, 1238636, 1327110, 1548295, 1857954, 2654220, 3096590, 3715908, 4644885, 6193180, 9289770, 18579540]

約数ペア:

[(1, 18579540), (2, 9289770), (3, 6193180), (4, 4644885), (5, 3715908), (6, 3096590), (7, 2654220), (10, 1857954), (12, 1548295), (14, 1327110), (15, 1238636), (20, 928977), (21, 884740), (28, 663555), (30, 619318), (31, 599340), (35, 530844), (42, 442370), (60, 309659), (62, 299670), (70, 265422), (84, 221185), (93, 199780), (105, 176948), (124, 149835), (140, 132711), (155, 119868), (186, 99890), (210, 88474), (217, 85620), (310, 59934), (372, 49945), (420, 44237), (434, 42810), (465, 39956), (620, 29967), (651, 28540), (868, 21405), (930, 19978), (1085, 17124), (1302, 14270), (1427, 13020), (1860, 9989), (2170, 8562), (2604, 7135), (2854, 6510), (3255, 5708), (4281, 4340)]