20501832

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2857}}^1$

素因数の和:2902

約数の個数: 64

約数和(自身を含む): 57617280

約数和(自身を除く): 37115448

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 23, 24, 26, 39, 46, 52, 69, 78, 92, 104, 138, 156, 184, 276, 299, 312, 552, 598, 897, 1196, 1794, 2392, 2857, 3588, 5714, 7176, 8571, 11428, 17142, 22856, 34284, 37141, 65711, 68568, 74282, 111423, 131422, 148564, 197133, 222846, 262844, 297128, 394266, 445692, 525688, 788532, 854243, 891384, 1577064, 1708486, 2562729, 3416972, 5125458, 6833944, 10250916, 20501832]

約数ペア:

[(1, 20501832), (2, 10250916), (3, 6833944), (4, 5125458), (6, 3416972), (8, 2562729), (12, 1708486), (13, 1577064), (23, 891384), (24, 854243), (26, 788532), (39, 525688), (46, 445692), (52, 394266), (69, 297128), (78, 262844), (92, 222846), (104, 197133), (138, 148564), (156, 131422), (184, 111423), (276, 74282), (299, 68568), (312, 65711), (552, 37141), (598, 34284), (897, 22856), (1196, 17142), (1794, 11428), (2392, 8571), (2857, 7176), (3588, 5714)]