20161515888

素因数分解:

$2^4\times 3^2\times {\mathrm{211}}^1\times {\mathrm{663557}}^1$

素因数の和:663782

約数の個数: 60

約数和(自身を含む): 56691741288

約数和(自身を除く): 36530225400

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 211, 422, 633, 844, 1266, 1688, 1899, 2532, 3376, 3798, 5064, 7596, 10128, 15192, 30384, 663557, 1327114, 1990671, 2654228, 3981342, 5308456, 5972013, 7962684, 10616912, 11944026, 15925368, 23888052, 31850736, 47776104, 95552208, 140010527, 280021054, 420031581, 560042108, 840063162, 1120084216, 1260094743, 1680126324, 2240168432, 2520189486, 3360252648, 5040378972, 6720505296, 10080757944, 20161515888]

約数ペア:

[(1, 20161515888), (2, 10080757944), (3, 6720505296), (4, 5040378972), (6, 3360252648), (8, 2520189486), (9, 2240168432), (12, 1680126324), (16, 1260094743), (18, 1120084216), (24, 840063162), (36, 560042108), (48, 420031581), (72, 280021054), (144, 140010527), (211, 95552208), (422, 47776104), (633, 31850736), (844, 23888052), (1266, 15925368), (1688, 11944026), (1899, 10616912), (2532, 7962684), (3376, 5972013), (3798, 5308456), (5064, 3981342), (7596, 2654228), (10128, 1990671), (15192, 1327114), (30384, 663557)]