20199052

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{4357}}^1$

素因数の和:4441

約数の個数: 24

約数和(自身を含む): 37827440

約数和(自身を除く): 17628388

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 1159, 2318, 4357, 4636, 8714, 17428, 82783, 165566, 265777, 331132, 531554, 1063108, 5049763, 10099526, 20199052]

約数ペア:

[(1, 20199052), (2, 10099526), (4, 5049763), (19, 1063108), (38, 531554), (61, 331132), (76, 265777), (122, 165566), (244, 82783), (1159, 17428), (2318, 8714), (4357, 4636)]