19331510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:189

約数の個数: 64

約数和(自身を含む): 40068864

約数和(自身を除く): 20737354

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 61, 67, 86, 110, 122, 134, 215, 305, 335, 430, 473, 610, 670, 671, 737, 946, 1342, 1474, 2365, 2623, 2881, 3355, 3685, 4087, 4730, 5246, 5762, 6710, 7370, 8174, 13115, 14405, 20435, 26230, 28810, 28853, 31691, 40870, 44957, 57706, 63382, 89914, 144265, 158455, 175741, 224785, 288530, 316910, 351482, 449570, 878705, 1757410, 1933151, 3866302, 9665755, 19331510]

約数ペア:

[(1, 19331510), (2, 9665755), (5, 3866302), (10, 1933151), (11, 1757410), (22, 878705), (43, 449570), (55, 351482), (61, 316910), (67, 288530), (86, 224785), (110, 175741), (122, 158455), (134, 144265), (215, 89914), (305, 63382), (335, 57706), (430, 44957), (473, 40870), (610, 31691), (670, 28853), (671, 28810), (737, 26230), (946, 20435), (1342, 14405), (1474, 13115), (2365, 8174), (2623, 7370), (2881, 6710), (3355, 5762), (3685, 5246), (4087, 4730)]