20479608

素因数分解:

$2^3\times 3^3\times {\mathrm{59}}^1\times {\mathrm{1607}}^1$

素因数の和:1681

約数の個数: 64

約数和(自身を含む): 57888000

約数和(自身を除く): 37408392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 59, 72, 108, 118, 177, 216, 236, 354, 472, 531, 708, 1062, 1416, 1593, 1607, 2124, 3186, 3214, 4248, 4821, 6372, 6428, 9642, 12744, 12856, 14463, 19284, 28926, 38568, 43389, 57852, 86778, 94813, 115704, 173556, 189626, 284439, 347112, 379252, 568878, 758504, 853317, 1137756, 1706634, 2275512, 2559951, 3413268, 5119902, 6826536, 10239804, 20479608]

約数ペア:

[(1, 20479608), (2, 10239804), (3, 6826536), (4, 5119902), (6, 3413268), (8, 2559951), (9, 2275512), (12, 1706634), (18, 1137756), (24, 853317), (27, 758504), (36, 568878), (54, 379252), (59, 347112), (72, 284439), (108, 189626), (118, 173556), (177, 115704), (216, 94813), (236, 86778), (354, 57852), (472, 43389), (531, 38568), (708, 28926), (1062, 19284), (1416, 14463), (1593, 12856), (1607, 12744), (2124, 9642), (3186, 6428), (3214, 6372), (4248, 4821)]