20399349202

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{2269}}^1\times {\mathrm{2297}}^1$

素因数の和:4690

約数の個数: 32

約数和(自身を含む): 32550710400

約数和(自身を除く): 12151361198

約数列:

[1, 2, 19, 38, 103, 206, 1957, 2269, 2297, 3914, 4538, 4594, 43111, 43643, 86222, 87286, 233707, 236591, 467414, 473182, 4440433, 4495229, 5211893, 8880866, 8990458, 10423786, 99025967, 198051934, 536824979, 1073649958, 10199674601, 20399349202]

約数ペア:

[(1, 20399349202), (2, 10199674601), (19, 1073649958), (38, 536824979), (103, 198051934), (206, 99025967), (1957, 10423786), (2269, 8990458), (2297, 8880866), (3914, 5211893), (4538, 4495229), (4594, 4440433), (43111, 473182), (43643, 467414), (86222, 236591), (87286, 233707)]