19263276

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:503

約数の個数: 72

約数和(自身を含む): 51612288

約数和(自身を除く): 32349012

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 41, 62, 82, 93, 123, 124, 164, 186, 246, 279, 369, 372, 421, 492, 558, 738, 842, 1116, 1263, 1271, 1476, 1684, 2526, 2542, 3789, 3813, 5052, 5084, 7578, 7626, 11439, 13051, 15156, 15252, 17261, 22878, 26102, 34522, 39153, 45756, 51783, 52204, 69044, 78306, 103566, 117459, 155349, 156612, 207132, 234918, 310698, 469836, 535091, 621396, 1070182, 1605273, 2140364, 3210546, 4815819, 6421092, 9631638, 19263276]

約数ペア:

[(1, 19263276), (2, 9631638), (3, 6421092), (4, 4815819), (6, 3210546), (9, 2140364), (12, 1605273), (18, 1070182), (31, 621396), (36, 535091), (41, 469836), (62, 310698), (82, 234918), (93, 207132), (123, 156612), (124, 155349), (164, 117459), (186, 103566), (246, 78306), (279, 69044), (369, 52204), (372, 51783), (421, 45756), (492, 39153), (558, 34522), (738, 26102), (842, 22878), (1116, 17261), (1263, 15252), (1271, 15156), (1476, 13051), (1684, 11439), (2526, 7626), (2542, 7578), (3789, 5084), (3813, 5052)]