20201113808

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{359}}^1\times {\mathrm{152909}}^1$

素因数の和:153299

約数の個数: 40

約数和(自身を含む): 40955414400

約数和(自身を除く): 20754300592

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 359, 368, 718, 1436, 2872, 5744, 8257, 16514, 33028, 66056, 132112, 152909, 305818, 611636, 1223272, 2446544, 3516907, 7033814, 14067628, 28135256, 54894331, 56270512, 109788662, 219577324, 439154648, 878309296, 1262569613, 2525139226, 5050278452, 10100556904, 20201113808]

約数ペア:

[(1, 20201113808), (2, 10100556904), (4, 5050278452), (8, 2525139226), (16, 1262569613), (23, 878309296), (46, 439154648), (92, 219577324), (184, 109788662), (359, 56270512), (368, 54894331), (718, 28135256), (1436, 14067628), (2872, 7033814), (5744, 3516907), (8257, 2446544), (16514, 1223272), (33028, 611636), (66056, 305818), (132112, 152909)]