19708889860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2141}}^1\times {\mathrm{41843}}^1$

素因数の和:44004

約数の個数: 48

約数和(自身を含む): 45173443392

約数和(自身を除く): 25464553532

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 2141, 4282, 8564, 10705, 21410, 23551, 41843, 42820, 47102, 83686, 94204, 117755, 167372, 209215, 235510, 418430, 460273, 471020, 836860, 920546, 1841092, 2301365, 4602730, 9205460, 89585863, 179171726, 358343452, 447929315, 895858630, 985444493, 1791717260, 1970888986, 3941777972, 4927222465, 9854444930, 19708889860]

約数ペア:

[(1, 19708889860), (2, 9854444930), (4, 4927222465), (5, 3941777972), (10, 1970888986), (11, 1791717260), (20, 985444493), (22, 895858630), (44, 447929315), (55, 358343452), (110, 179171726), (220, 89585863), (2141, 9205460), (4282, 4602730), (8564, 2301365), (10705, 1841092), (21410, 920546), (23551, 836860), (41843, 471020), (42820, 460273), (47102, 418430), (83686, 235510), (94204, 209215), (117755, 167372)]