19730020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{24061}}^1$

素因数の和:24111

約数の個数: 24

約数和(自身を含む): 42445368

約数和(自身を除く): 22715348

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 24061, 48122, 96244, 120305, 240610, 481220, 986501, 1973002, 3946004, 4932505, 9865010, 19730020]

約数ペア:

[(1, 19730020), (2, 9865010), (4, 4932505), (5, 3946004), (10, 1973002), (20, 986501), (41, 481220), (82, 240610), (164, 120305), (205, 96244), (410, 48122), (820, 24061)]