196913180

素因数分解:

$2^2\times 5^1\times {\mathrm{541}}^1\times {\mathrm{18199}}^1$

素因数の和:18749

約数の個数: 24

約数和(自身を含む): 414304800

約数和(自身を除く): 217391620

約数列:

[1, 2, 4, 5, 10, 20, 541, 1082, 2164, 2705, 5410, 10820, 18199, 36398, 72796, 90995, 181990, 363980, 9845659, 19691318, 39382636, 49228295, 98456590, 196913180]

約数ペア:

[(1, 196913180), (2, 98456590), (4, 49228295), (5, 39382636), (10, 19691318), (20, 9845659), (541, 363980), (1082, 181990), (2164, 90995), (2705, 72796), (5410, 36398), (10820, 18199)]