220052908

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{28111}}^1$

素因数の和:28237

約数の個数: 24

約数和(自身を含む): 409310720

約数和(自身を除く): 189257812

約数列:

[1, 2, 4, 19, 38, 76, 103, 206, 412, 1957, 3914, 7828, 28111, 56222, 112444, 534109, 1068218, 2136436, 2895433, 5790866, 11581732, 55013227, 110026454, 220052908]

約数ペア:

[(1, 220052908), (2, 110026454), (4, 55013227), (19, 11581732), (38, 5790866), (76, 2895433), (103, 2136436), (206, 1068218), (412, 534109), (1957, 112444), (3914, 56222), (7828, 28111)]