19705176

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^2\times {\mathrm{947}}^1$

素因数の和:993

約数の個数: 72

約数和(自身を含む): 56752020

約数和(自身を除く): 37046844

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 136, 153, 204, 289, 306, 408, 578, 612, 867, 947, 1156, 1224, 1734, 1894, 2312, 2601, 2841, 3468, 3788, 5202, 5682, 6936, 7576, 8523, 10404, 11364, 16099, 17046, 20808, 22728, 32198, 34092, 48297, 64396, 68184, 96594, 128792, 144891, 193188, 273683, 289782, 386376, 547366, 579564, 821049, 1094732, 1159128, 1642098, 2189464, 2463147, 3284196, 4926294, 6568392, 9852588, 19705176]

約数ペア:

[(1, 19705176), (2, 9852588), (3, 6568392), (4, 4926294), (6, 3284196), (8, 2463147), (9, 2189464), (12, 1642098), (17, 1159128), (18, 1094732), (24, 821049), (34, 579564), (36, 547366), (51, 386376), (68, 289782), (72, 273683), (102, 193188), (136, 144891), (153, 128792), (204, 96594), (289, 68184), (306, 64396), (408, 48297), (578, 34092), (612, 32198), (867, 22728), (947, 20808), (1156, 17046), (1224, 16099), (1734, 11364), (1894, 10404), (2312, 8523), (2601, 7576), (2841, 6936), (3468, 5682), (3788, 5202)]