20695272

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{587}}^1$

素因数の和:722

約数の個数: 64

約数和(自身を含む): 56306880

約数和(自身を除く): 35611608

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 113, 156, 226, 312, 339, 452, 587, 678, 904, 1174, 1356, 1469, 1761, 2348, 2712, 2938, 3522, 4407, 4696, 5876, 7044, 7631, 8814, 11752, 14088, 15262, 17628, 22893, 30524, 35256, 45786, 61048, 66331, 91572, 132662, 183144, 198993, 265324, 397986, 530648, 795972, 862303, 1591944, 1724606, 2586909, 3449212, 5173818, 6898424, 10347636, 20695272]

約数ペア:

[(1, 20695272), (2, 10347636), (3, 6898424), (4, 5173818), (6, 3449212), (8, 2586909), (12, 1724606), (13, 1591944), (24, 862303), (26, 795972), (39, 530648), (52, 397986), (78, 265324), (104, 198993), (113, 183144), (156, 132662), (226, 91572), (312, 66331), (339, 61048), (452, 45786), (587, 35256), (678, 30524), (904, 22893), (1174, 17628), (1356, 15262), (1469, 14088), (1761, 11752), (2348, 8814), (2712, 7631), (2938, 7044), (3522, 5876), (4407, 4696)]