20147752

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1597}}^1$

素因数の和:1705

約数の個数: 32

約数和(自身を含む): 40269600

約数和(自身を除く): 20121848

約数列:

[1, 2, 4, 8, 19, 38, 76, 83, 152, 166, 332, 664, 1577, 1597, 3154, 3194, 6308, 6388, 12616, 12776, 30343, 60686, 121372, 132551, 242744, 265102, 530204, 1060408, 2518469, 5036938, 10073876, 20147752]

約数ペア:

[(1, 20147752), (2, 10073876), (4, 5036938), (8, 2518469), (19, 1060408), (38, 530204), (76, 265102), (83, 242744), (152, 132551), (166, 121372), (332, 60686), (664, 30343), (1577, 12776), (1597, 12616), (3154, 6388), (3194, 6308)]