20313744

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{487}}^1$

素因数の和:588

約数の個数: 80

約数和(自身を含む): 58091520

約数和(自身を除く): 37777776

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 79, 88, 132, 158, 176, 237, 264, 316, 474, 487, 528, 632, 869, 948, 974, 1264, 1461, 1738, 1896, 1948, 2607, 2922, 3476, 3792, 3896, 5214, 5357, 5844, 6952, 7792, 10428, 10714, 11688, 13904, 16071, 20856, 21428, 23376, 32142, 38473, 41712, 42856, 64284, 76946, 85712, 115419, 128568, 153892, 230838, 257136, 307784, 423203, 461676, 615568, 846406, 923352, 1269609, 1692812, 1846704, 2539218, 3385624, 5078436, 6771248, 10156872, 20313744]

約数ペア:

[(1, 20313744), (2, 10156872), (3, 6771248), (4, 5078436), (6, 3385624), (8, 2539218), (11, 1846704), (12, 1692812), (16, 1269609), (22, 923352), (24, 846406), (33, 615568), (44, 461676), (48, 423203), (66, 307784), (79, 257136), (88, 230838), (132, 153892), (158, 128568), (176, 115419), (237, 85712), (264, 76946), (316, 64284), (474, 42856), (487, 41712), (528, 38473), (632, 32142), (869, 23376), (948, 21428), (974, 20856), (1264, 16071), (1461, 13904), (1738, 11688), (1896, 10714), (1948, 10428), (2607, 7792), (2922, 6952), (3476, 5844), (3792, 5357), (3896, 5214)]