20496912

素因数分解:

$2^4\times 3^1\times {\mathrm{167}}^1\times {\mathrm{2557}}^1$

素因数の和:2735

約数の個数: 40

約数和(自身を含む): 53288256

約数和(自身を除く): 32791344

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 167, 334, 501, 668, 1002, 1336, 2004, 2557, 2672, 4008, 5114, 7671, 8016, 10228, 15342, 20456, 30684, 40912, 61368, 122736, 427019, 854038, 1281057, 1708076, 2562114, 3416152, 5124228, 6832304, 10248456, 20496912]

約数ペア:

[(1, 20496912), (2, 10248456), (3, 6832304), (4, 5124228), (6, 3416152), (8, 2562114), (12, 1708076), (16, 1281057), (24, 854038), (48, 427019), (167, 122736), (334, 61368), (501, 40912), (668, 30684), (1002, 20456), (1336, 15342), (2004, 10228), (2557, 8016), (2672, 7671), (4008, 5114)]