18994122

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{461}}^1$

素因数の和:588

約数の個数: 64

約数和(自身を含む): 48787200

約数和(自身を除く): 29793078

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 109, 126, 189, 218, 327, 378, 461, 654, 763, 922, 981, 1383, 1526, 1962, 2289, 2766, 2943, 3227, 4149, 4578, 5886, 6454, 6867, 8298, 9681, 12447, 13734, 19362, 20601, 24894, 29043, 41202, 50249, 58086, 87129, 100498, 150747, 174258, 301494, 351743, 452241, 703486, 904482, 1055229, 1356723, 2110458, 2713446, 3165687, 6331374, 9497061, 18994122]

約数ペア:

[(1, 18994122), (2, 9497061), (3, 6331374), (6, 3165687), (7, 2713446), (9, 2110458), (14, 1356723), (18, 1055229), (21, 904482), (27, 703486), (42, 452241), (54, 351743), (63, 301494), (109, 174258), (126, 150747), (189, 100498), (218, 87129), (327, 58086), (378, 50249), (461, 41202), (654, 29043), (763, 24894), (922, 20601), (981, 19362), (1383, 13734), (1526, 12447), (1962, 9681), (2289, 8298), (2766, 6867), (2943, 6454), (3227, 5886), (4149, 4578)]