20022838

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:229

約数の個数: 48

約数和(自身を含む): 36312192

約数和(自身を除く): 16289354

約数列:

[1, 2, 11, 17, 22, 31, 34, 62, 121, 157, 187, 242, 314, 341, 374, 527, 682, 1054, 1727, 2057, 2669, 3454, 3751, 4114, 4867, 5338, 5797, 7502, 9734, 11594, 18997, 29359, 37994, 53537, 58718, 63767, 82739, 107074, 127534, 165478, 322949, 588907, 645898, 910129, 1177814, 1820258, 10011419, 20022838]

約数ペア:

[(1, 20022838), (2, 10011419), (11, 1820258), (17, 1177814), (22, 910129), (31, 645898), (34, 588907), (62, 322949), (121, 165478), (157, 127534), (187, 107074), (242, 82739), (314, 63767), (341, 58718), (374, 53537), (527, 37994), (682, 29359), (1054, 18997), (1727, 11594), (2057, 9734), (2669, 7502), (3454, 5797), (3751, 5338), (4114, 4867)]