20473130

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1\times {\mathrm{311}}^1$

素因数の和:574

約数の個数: 32

約数和(自身を含む): 38413440

約数和(自身を除く): 17940310

約数列:

[1, 2, 5, 10, 29, 58, 145, 227, 290, 311, 454, 622, 1135, 1555, 2270, 3110, 6583, 9019, 13166, 18038, 32915, 45095, 65830, 70597, 90190, 141194, 352985, 705970, 2047313, 4094626, 10236565, 20473130]

約数ペア:

[(1, 20473130), (2, 10236565), (5, 4094626), (10, 2047313), (29, 705970), (58, 352985), (145, 141194), (227, 90190), (290, 70597), (311, 65830), (454, 45095), (622, 32915), (1135, 18038), (1555, 13166), (2270, 9019), (3110, 6583)]