18187750

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{547}}^1$

素因数の和:590

約数の個数: 64

約数和(自身を含む): 41034240

約数和(自身を除く): 22846490

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 35, 38, 50, 70, 95, 125, 133, 175, 190, 250, 266, 350, 475, 547, 665, 875, 950, 1094, 1330, 1750, 2375, 2735, 3325, 3829, 4750, 5470, 6650, 7658, 10393, 13675, 16625, 19145, 20786, 27350, 33250, 38290, 51965, 68375, 72751, 95725, 103930, 136750, 145502, 191450, 259825, 363755, 478625, 519650, 727510, 957250, 1299125, 1818775, 2598250, 3637550, 9093875, 18187750]

約数ペア:

[(1, 18187750), (2, 9093875), (5, 3637550), (7, 2598250), (10, 1818775), (14, 1299125), (19, 957250), (25, 727510), (35, 519650), (38, 478625), (50, 363755), (70, 259825), (95, 191450), (125, 145502), (133, 136750), (175, 103930), (190, 95725), (250, 72751), (266, 68375), (350, 51965), (475, 38290), (547, 33250), (665, 27350), (875, 20786), (950, 19145), (1094, 16625), (1330, 13675), (1750, 10393), (2375, 7658), (2735, 6650), (3325, 5470), (3829, 4750)]