20451936

素因数分解:

$2^5\times 3^1\times {\mathrm{163}}^1\times {\mathrm{1307}}^1$

素因数の和:1483

約数の個数: 48

約数和(自身を含む): 54057024

約数和(自身を除く): 33605088

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 163, 326, 489, 652, 978, 1304, 1307, 1956, 2608, 2614, 3912, 3921, 5216, 5228, 7824, 7842, 10456, 15648, 15684, 20912, 31368, 41824, 62736, 125472, 213041, 426082, 639123, 852164, 1278246, 1704328, 2556492, 3408656, 5112984, 6817312, 10225968, 20451936]

約数ペア:

[(1, 20451936), (2, 10225968), (3, 6817312), (4, 5112984), (6, 3408656), (8, 2556492), (12, 1704328), (16, 1278246), (24, 852164), (32, 639123), (48, 426082), (96, 213041), (163, 125472), (326, 62736), (489, 41824), (652, 31368), (978, 20912), (1304, 15684), (1307, 15648), (1956, 10456), (2608, 7842), (2614, 7824), (3912, 5228), (3921, 5216)]