11891538

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:351

約数の個数: 48

約数和(自身を含む): 26986752

約数和(自身を除く): 15095214

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 101, 186, 202, 211, 279, 303, 422, 558, 606, 633, 909, 1266, 1818, 1899, 3131, 3798, 6262, 6541, 9393, 13082, 18786, 19623, 21311, 28179, 39246, 42622, 56358, 58869, 63933, 117738, 127866, 191799, 383598, 660641, 1321282, 1981923, 3963846, 5945769, 11891538]

約数ペア:

[(1, 11891538), (2, 5945769), (3, 3963846), (6, 1981923), (9, 1321282), (18, 660641), (31, 383598), (62, 191799), (93, 127866), (101, 117738), (186, 63933), (202, 58869), (211, 56358), (279, 42622), (303, 39246), (422, 28179), (558, 21311), (606, 19623), (633, 18786), (909, 13082), (1266, 9393), (1818, 6541), (1899, 6262), (3131, 3798)]