20396778

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{479}}^1$

素因数の和:682

約数の個数: 32

約数和(自身を含む): 42024960

約数和(自身を除く): 21628182

約数列:

[1, 2, 3, 6, 47, 94, 141, 151, 282, 302, 453, 479, 906, 958, 1437, 2874, 7097, 14194, 21291, 22513, 42582, 45026, 67539, 72329, 135078, 144658, 216987, 433974, 3399463, 6798926, 10198389, 20396778]

約数ペア:

[(1, 20396778), (2, 10198389), (3, 6798926), (6, 3399463), (47, 433974), (94, 216987), (141, 144658), (151, 135078), (282, 72329), (302, 67539), (453, 45026), (479, 42582), (906, 22513), (958, 21291), (1437, 14194), (2874, 7097)]