18413784

素因数分解:

$2^3\times 3^3\times {\mathrm{163}}^1\times {\mathrm{523}}^1$

素因数の和:701

約数の個数: 64

約数和(自身を含む): 51561600

約数和(自身を除く): 33147816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 163, 216, 326, 489, 523, 652, 978, 1046, 1304, 1467, 1569, 1956, 2092, 2934, 3138, 3912, 4184, 4401, 4707, 5868, 6276, 8802, 9414, 11736, 12552, 14121, 17604, 18828, 28242, 35208, 37656, 56484, 85249, 112968, 170498, 255747, 340996, 511494, 681992, 767241, 1022988, 1534482, 2045976, 2301723, 3068964, 4603446, 6137928, 9206892, 18413784]

約数ペア:

[(1, 18413784), (2, 9206892), (3, 6137928), (4, 4603446), (6, 3068964), (8, 2301723), (9, 2045976), (12, 1534482), (18, 1022988), (24, 767241), (27, 681992), (36, 511494), (54, 340996), (72, 255747), (108, 170498), (163, 112968), (216, 85249), (326, 56484), (489, 37656), (523, 35208), (652, 28242), (978, 18828), (1046, 17604), (1304, 14121), (1467, 12552), (1569, 11736), (1956, 9414), (2092, 8802), (2934, 6276), (3138, 5868), (3912, 4707), (4184, 4401)]