15884830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1721}}^1$

素因数の和:1812

約数の個数: 32

約数和(自身を含む): 31243968

約数和(自身を除く): 15359138

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 710, 923, 1721, 1846, 3442, 4615, 8605, 9230, 17210, 22373, 44746, 111865, 122191, 223730, 244382, 610955, 1221910, 1588483, 3176966, 7942415, 15884830]

約数ペア:

[(1, 15884830), (2, 7942415), (5, 3176966), (10, 1588483), (13, 1221910), (26, 610955), (65, 244382), (71, 223730), (130, 122191), (142, 111865), (355, 44746), (710, 22373), (923, 17210), (1721, 9230), (1846, 8605), (3442, 4615)]