19663362

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{269}}^1$

素因数の和:439

約数の個数: 48

約数和(自身を含む): 44478720

約数和(自身を除く): 24815358

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 131, 186, 262, 269, 279, 393, 538, 558, 786, 807, 1179, 1614, 2358, 2421, 4061, 4842, 8122, 8339, 12183, 16678, 24366, 25017, 35239, 36549, 50034, 70478, 73098, 75051, 105717, 150102, 211434, 317151, 634302, 1092409, 2184818, 3277227, 6554454, 9831681, 19663362]

約数ペア:

[(1, 19663362), (2, 9831681), (3, 6554454), (6, 3277227), (9, 2184818), (18, 1092409), (31, 634302), (62, 317151), (93, 211434), (131, 150102), (186, 105717), (262, 75051), (269, 73098), (279, 70478), (393, 50034), (538, 36549), (558, 35239), (786, 25017), (807, 24366), (1179, 16678), (1614, 12183), (2358, 8339), (2421, 8122), (4061, 4842)]