20848542

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{47}}^2$

素因数の和:134

約数の個数: 72

約数和(自身を含む): 50430408

約数和(自身を除く): 29581866

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 47, 66, 78, 94, 121, 141, 143, 242, 282, 286, 363, 429, 517, 611, 726, 858, 1034, 1222, 1551, 1573, 1833, 2209, 3102, 3146, 3666, 4418, 4719, 5687, 6627, 6721, 9438, 11374, 13254, 13442, 17061, 20163, 24299, 28717, 34122, 40326, 48598, 57434, 72897, 73931, 86151, 145794, 147862, 172302, 221793, 267289, 315887, 443586, 534578, 631774, 801867, 947661, 1603734, 1895322, 3474757, 6949514, 10424271, 20848542]

約数ペア:

[(1, 20848542), (2, 10424271), (3, 6949514), (6, 3474757), (11, 1895322), (13, 1603734), (22, 947661), (26, 801867), (33, 631774), (39, 534578), (47, 443586), (66, 315887), (78, 267289), (94, 221793), (121, 172302), (141, 147862), (143, 145794), (242, 86151), (282, 73931), (286, 72897), (363, 57434), (429, 48598), (517, 40326), (611, 34122), (726, 28717), (858, 24299), (1034, 20163), (1222, 17061), (1551, 13442), (1573, 13254), (1833, 11374), (2209, 9438), (3102, 6721), (3146, 6627), (3666, 5687), (4418, 4719)]