19639689648

素因数分解:

$2^4\times 3^1\times {\mathrm{72559}}^1\times {\mathrm{5639}}^1$

素因数の和:78209

約数の個数: 40

約数和(自身を含む): 50745561600

約数和(自身を除く): 31105871952

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 5639, 11278, 16917, 22556, 33834, 45112, 67668, 72559, 90224, 135336, 145118, 217677, 270672, 290236, 435354, 580472, 870708, 1160944, 1741416, 3482832, 409160201, 818320402, 1227480603, 1636640804, 2454961206, 3273281608, 4909922412, 6546563216, 9819844824, 19639689648]

約数ペア:

[(1, 19639689648), (2, 9819844824), (3, 6546563216), (4, 4909922412), (6, 3273281608), (8, 2454961206), (12, 1636640804), (16, 1227480603), (24, 818320402), (48, 409160201), (5639, 3482832), (11278, 1741416), (16917, 1160944), (22556, 870708), (33834, 580472), (45112, 435354), (67668, 290236), (72559, 270672), (90224, 217677), (135336, 145118)]