18388716

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 44126208

約数和(自身を除く): 25737492

約数列:

[1, 2, 3, 4, 6, 12, 71, 113, 142, 191, 213, 226, 284, 339, 382, 426, 452, 573, 678, 764, 852, 1146, 1356, 2292, 8023, 13561, 16046, 21583, 24069, 27122, 32092, 40683, 43166, 48138, 54244, 64749, 81366, 86332, 96276, 129498, 162732, 258996, 1532393, 3064786, 4597179, 6129572, 9194358, 18388716]

約数ペア:

[(1, 18388716), (2, 9194358), (3, 6129572), (4, 4597179), (6, 3064786), (12, 1532393), (71, 258996), (113, 162732), (142, 129498), (191, 96276), (213, 86332), (226, 81366), (284, 64749), (339, 54244), (382, 48138), (426, 43166), (452, 40683), (573, 32092), (678, 27122), (764, 24069), (852, 21583), (1146, 16046), (1356, 13561), (2292, 8023)]