18661194

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{631}}^1$

素因数の和:723

約数の個数: 48

約数和(自身を含む): 42591744

約数和(自身を除く): 23930550

約数列:

[1, 2, 3, 6, 9, 18, 31, 53, 62, 93, 106, 159, 186, 279, 318, 477, 558, 631, 954, 1262, 1643, 1893, 3286, 3786, 4929, 5679, 9858, 11358, 14787, 19561, 29574, 33443, 39122, 58683, 66886, 100329, 117366, 176049, 200658, 300987, 352098, 601974, 1036733, 2073466, 3110199, 6220398, 9330597, 18661194]

約数ペア:

[(1, 18661194), (2, 9330597), (3, 6220398), (6, 3110199), (9, 2073466), (18, 1036733), (31, 601974), (53, 352098), (62, 300987), (93, 200658), (106, 176049), (159, 117366), (186, 100329), (279, 66886), (318, 58683), (477, 39122), (558, 33443), (631, 29574), (954, 19561), (1262, 14787), (1643, 11358), (1893, 9858), (3286, 5679), (3786, 4929)]