18790199632

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{923987}}^1$

素因数の和:924067

約数の個数: 40

約数和(自身を含む): 38497036032

約数和(自身を除く): 19706836400

約数列:

[1, 2, 4, 8, 16, 31, 41, 62, 82, 124, 164, 248, 328, 496, 656, 1271, 2542, 5084, 10168, 20336, 923987, 1847974, 3695948, 7391896, 14783792, 28643597, 37883467, 57287194, 75766934, 114574388, 151533868, 229148776, 303067736, 458297552, 606135472, 1174387477, 2348774954, 4697549908, 9395099816, 18790199632]

約数ペア:

[(1, 18790199632), (2, 9395099816), (4, 4697549908), (8, 2348774954), (16, 1174387477), (31, 606135472), (41, 458297552), (62, 303067736), (82, 229148776), (124, 151533868), (164, 114574388), (248, 75766934), (328, 57287194), (496, 37883467), (656, 28643597), (1271, 14783792), (2542, 7391896), (5084, 3695948), (10168, 1847974), (20336, 923987)]