18119910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:309

約数の個数: 64

約数和(自身を含む): 45287424

約数和(自身を除く): 27167514

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 71, 94, 141, 142, 181, 213, 235, 282, 355, 362, 426, 470, 543, 705, 710, 905, 1065, 1086, 1410, 1810, 2130, 2715, 3337, 5430, 6674, 8507, 10011, 12851, 16685, 17014, 20022, 25521, 25702, 33370, 38553, 42535, 50055, 51042, 64255, 77106, 85070, 100110, 127605, 128510, 192765, 255210, 385530, 603997, 1207994, 1811991, 3019985, 3623982, 6039970, 9059955, 18119910]

約数ペア:

[(1, 18119910), (2, 9059955), (3, 6039970), (5, 3623982), (6, 3019985), (10, 1811991), (15, 1207994), (30, 603997), (47, 385530), (71, 255210), (94, 192765), (141, 128510), (142, 127605), (181, 100110), (213, 85070), (235, 77106), (282, 64255), (355, 51042), (362, 50055), (426, 42535), (470, 38553), (543, 33370), (705, 25702), (710, 25521), (905, 20022), (1065, 17014), (1086, 16685), (1410, 12851), (1810, 10011), (2130, 8507), (2715, 6674), (3337, 5430)]