19822544

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{359}}^1$

素因数の和:420

約数の個数: 80

約数和(自身を含む): 48211200

約数和(自身を除く): 28388656

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 29, 34, 56, 58, 68, 112, 116, 119, 136, 203, 232, 238, 272, 359, 406, 464, 476, 493, 718, 812, 952, 986, 1436, 1624, 1904, 1972, 2513, 2872, 3248, 3451, 3944, 5026, 5744, 6103, 6902, 7888, 10052, 10411, 12206, 13804, 20104, 20822, 24412, 27608, 40208, 41644, 42721, 48824, 55216, 72877, 83288, 85442, 97648, 145754, 166576, 170884, 176987, 291508, 341768, 353974, 583016, 683536, 707948, 1166032, 1238909, 1415896, 2477818, 2831792, 4955636, 9911272, 19822544]

約数ペア:

[(1, 19822544), (2, 9911272), (4, 4955636), (7, 2831792), (8, 2477818), (14, 1415896), (16, 1238909), (17, 1166032), (28, 707948), (29, 683536), (34, 583016), (56, 353974), (58, 341768), (68, 291508), (112, 176987), (116, 170884), (119, 166576), (136, 145754), (203, 97648), (232, 85442), (238, 83288), (272, 72877), (359, 55216), (406, 48824), (464, 42721), (476, 41644), (493, 40208), (718, 27608), (812, 24412), (952, 20822), (986, 20104), (1436, 13804), (1624, 12206), (1904, 10411), (1972, 10052), (2513, 7888), (2872, 6902), (3248, 6103), (3451, 5744), (3944, 5026)]