20199256252

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{88657}}^1$

素因数の和:88850

約数の個数: 48

約数和(自身を含む): 41307535360

約数和(自身を除く): 21108279108

約数列:

[1, 2, 4, 7, 14, 28, 79, 103, 158, 206, 316, 412, 553, 721, 1106, 1442, 2212, 2884, 8137, 16274, 32548, 56959, 88657, 113918, 177314, 227836, 354628, 620599, 1241198, 2482396, 7003903, 9131671, 14007806, 18263342, 28015612, 36526684, 49027321, 63921697, 98054642, 127843394, 196109284, 255686788, 721402009, 1442804018, 2885608036, 5049814063, 10099628126, 20199256252]

約数ペア:

[(1, 20199256252), (2, 10099628126), (4, 5049814063), (7, 2885608036), (14, 1442804018), (28, 721402009), (79, 255686788), (103, 196109284), (158, 127843394), (206, 98054642), (316, 63921697), (412, 49027321), (553, 36526684), (721, 28015612), (1106, 18263342), (1442, 14007806), (2212, 9131671), (2884, 7003903), (8137, 2482396), (16274, 1241198), (32548, 620599), (56959, 354628), (88657, 227836), (113918, 177314)]