17932990

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1\times {\mathrm{229}}^1$

素因数の和:468

約数の個数: 32

約数和(自身を含む): 33384960

約数和(自身を除く): 15451970

約数列:

[1, 2, 5, 10, 41, 82, 191, 205, 229, 382, 410, 458, 955, 1145, 1910, 2290, 7831, 9389, 15662, 18778, 39155, 43739, 46945, 78310, 87478, 93890, 218695, 437390, 1793299, 3586598, 8966495, 17932990]

約数ペア:

[(1, 17932990), (2, 8966495), (5, 3586598), (10, 1793299), (41, 437390), (82, 218695), (191, 93890), (205, 87478), (229, 78310), (382, 46945), (410, 43739), (458, 39155), (955, 18778), (1145, 15662), (1910, 9389), (2290, 7831)]