20631624

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{743}}^1$

素因数の和:854

約数の個数: 64

約数和(自身を含む): 56246400

約数和(自身を除く): 35614776

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 89, 104, 156, 178, 267, 312, 356, 534, 712, 743, 1068, 1157, 1486, 2136, 2229, 2314, 2972, 3471, 4458, 4628, 5944, 6942, 8916, 9256, 9659, 13884, 17832, 19318, 27768, 28977, 38636, 57954, 66127, 77272, 115908, 132254, 198381, 231816, 264508, 396762, 529016, 793524, 859651, 1587048, 1719302, 2578953, 3438604, 5157906, 6877208, 10315812, 20631624]

約数ペア:

[(1, 20631624), (2, 10315812), (3, 6877208), (4, 5157906), (6, 3438604), (8, 2578953), (12, 1719302), (13, 1587048), (24, 859651), (26, 793524), (39, 529016), (52, 396762), (78, 264508), (89, 231816), (104, 198381), (156, 132254), (178, 115908), (267, 77272), (312, 66127), (356, 57954), (534, 38636), (712, 28977), (743, 27768), (1068, 19318), (1157, 17832), (1486, 13884), (2136, 9659), (2229, 9256), (2314, 8916), (2972, 6942), (3471, 5944), (4458, 4628)]