18676450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{487}}^1$

素因数の和:571

約数の個数: 48

約数和(自身を含む): 38122560

約数和(自身を除く): 19446110

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 59, 65, 118, 130, 295, 325, 487, 590, 650, 767, 974, 1475, 1534, 2435, 2950, 3835, 4870, 6331, 7670, 12175, 12662, 19175, 24350, 28733, 31655, 38350, 57466, 63310, 143665, 158275, 287330, 316550, 373529, 718325, 747058, 1436650, 1867645, 3735290, 9338225, 18676450]

約数ペア:

[(1, 18676450), (2, 9338225), (5, 3735290), (10, 1867645), (13, 1436650), (25, 747058), (26, 718325), (50, 373529), (59, 316550), (65, 287330), (118, 158275), (130, 143665), (295, 63310), (325, 57466), (487, 38350), (590, 31655), (650, 28733), (767, 24350), (974, 19175), (1475, 12662), (1534, 12175), (2435, 7670), (2950, 6331), (3835, 4870)]