20549904

素因数分解:

$2^4\times 3^1\times {\mathrm{47}}^1\times {\mathrm{9109}}^1$

素因数の和:9167

約数の個数: 40

約数和(自身を含む): 54222720

約数和(自身を除く): 33672816

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 47, 48, 94, 141, 188, 282, 376, 564, 752, 1128, 2256, 9109, 18218, 27327, 36436, 54654, 72872, 109308, 145744, 218616, 428123, 437232, 856246, 1284369, 1712492, 2568738, 3424984, 5137476, 6849968, 10274952, 20549904]

約数ペア:

[(1, 20549904), (2, 10274952), (3, 6849968), (4, 5137476), (6, 3424984), (8, 2568738), (12, 1712492), (16, 1284369), (24, 856246), (47, 437232), (48, 428123), (94, 218616), (141, 145744), (188, 109308), (282, 72872), (376, 54654), (564, 36436), (752, 27327), (1128, 18218), (2256, 9109)]