2019401296

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{58243}}^1$

素因数の和:58459

約数の個数: 40

約数和(自身を含む): 4290020064

約数和(自身を除く): 2270618768

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 197, 394, 788, 1576, 2167, 3152, 4334, 8668, 17336, 34672, 58243, 116486, 232972, 465944, 640673, 931888, 1281346, 2562692, 5125384, 10250768, 11473871, 22947742, 45895484, 91790968, 126212581, 183581936, 252425162, 504850324, 1009700648, 2019401296]

約数ペア:

[(1, 2019401296), (2, 1009700648), (4, 504850324), (8, 252425162), (11, 183581936), (16, 126212581), (22, 91790968), (44, 45895484), (88, 22947742), (176, 11473871), (197, 10250768), (394, 5125384), (788, 2562692), (1576, 1281346), (2167, 931888), (3152, 640673), (4334, 465944), (8668, 232972), (17336, 116486), (34672, 58243)]