20371116

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1901}}^1$

素因数の和:1974

約数の個数: 48

約数和(自身を含む): 51125760

約数和(自身を除く): 30754644

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 47, 57, 76, 94, 114, 141, 188, 228, 282, 564, 893, 1786, 1901, 2679, 3572, 3802, 5358, 5703, 7604, 10716, 11406, 22812, 36119, 72238, 89347, 108357, 144476, 178694, 216714, 268041, 357388, 433428, 536082, 1072164, 1697593, 3395186, 5092779, 6790372, 10185558, 20371116]

約数ペア:

[(1, 20371116), (2, 10185558), (3, 6790372), (4, 5092779), (6, 3395186), (12, 1697593), (19, 1072164), (38, 536082), (47, 433428), (57, 357388), (76, 268041), (94, 216714), (114, 178694), (141, 144476), (188, 108357), (228, 89347), (282, 72238), (564, 36119), (893, 22812), (1786, 11406), (1901, 10716), (2679, 7604), (3572, 5703), (3802, 5358)]