20196197690

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{337}}^1\times {\mathrm{1049}}^1$

素因数の和:1619

約数の個数: 64

約数和(自身を含む): 37945908000

約数和(自身を除く): 17749710310

約数列:

[1, 2, 5, 10, 29, 58, 145, 197, 290, 337, 394, 674, 985, 1049, 1685, 1970, 2098, 3370, 5245, 5713, 9773, 10490, 11426, 19546, 28565, 30421, 48865, 57130, 60842, 66389, 97730, 132778, 152105, 206653, 304210, 331945, 353513, 413306, 663890, 707026, 1033265, 1767565, 1925281, 2066530, 3535130, 3850562, 5992937, 9626405, 10251877, 11985874, 19252810, 20503754, 29964685, 51259385, 59929370, 69642061, 102518770, 139284122, 348210305, 696420610, 2019619769, 4039239538, 10098098845, 20196197690]

約数ペア:

[(1, 20196197690), (2, 10098098845), (5, 4039239538), (10, 2019619769), (29, 696420610), (58, 348210305), (145, 139284122), (197, 102518770), (290, 69642061), (337, 59929370), (394, 51259385), (674, 29964685), (985, 20503754), (1049, 19252810), (1685, 11985874), (1970, 10251877), (2098, 9626405), (3370, 5992937), (5245, 3850562), (5713, 3535130), (9773, 2066530), (10490, 1925281), (11426, 1767565), (19546, 1033265), (28565, 707026), (30421, 663890), (48865, 413306), (57130, 353513), (60842, 331945), (66389, 304210), (97730, 206653), (132778, 152105)]