20849136

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5641}}^1$

素因数の和:5670

約数の個数: 80

約数和(自身を含む): 67162368

約数和(自身を除く): 46313232

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 42, 44, 48, 56, 66, 77, 84, 88, 112, 132, 154, 168, 176, 231, 264, 308, 336, 462, 528, 616, 924, 1232, 1848, 3696, 5641, 11282, 16923, 22564, 33846, 39487, 45128, 62051, 67692, 78974, 90256, 118461, 124102, 135384, 157948, 186153, 236922, 248204, 270768, 315896, 372306, 434357, 473844, 496408, 631792, 744612, 868714, 947688, 992816, 1303071, 1489224, 1737428, 1895376, 2606142, 2978448, 3474856, 5212284, 6949712, 10424568, 20849136]

約数ペア:

[(1, 20849136), (2, 10424568), (3, 6949712), (4, 5212284), (6, 3474856), (7, 2978448), (8, 2606142), (11, 1895376), (12, 1737428), (14, 1489224), (16, 1303071), (21, 992816), (22, 947688), (24, 868714), (28, 744612), (33, 631792), (42, 496408), (44, 473844), (48, 434357), (56, 372306), (66, 315896), (77, 270768), (84, 248204), (88, 236922), (112, 186153), (132, 157948), (154, 135384), (168, 124102), (176, 118461), (231, 90256), (264, 78974), (308, 67692), (336, 62051), (462, 45128), (528, 39487), (616, 33846), (924, 22564), (1232, 16923), (1848, 11282), (3696, 5641)]