19613850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{229}}^1\times {\mathrm{571}}^1$

素因数の和:815

約数の個数: 48

約数和(自身を含む): 48940320

約数和(自身を除く): 29326470

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 229, 458, 571, 687, 1142, 1145, 1374, 1713, 2290, 2855, 3426, 3435, 5710, 5725, 6870, 8565, 11450, 14275, 17130, 17175, 28550, 34350, 42825, 85650, 130759, 261518, 392277, 653795, 784554, 1307590, 1961385, 3268975, 3922770, 6537950, 9806925, 19613850]

約数ペア:

[(1, 19613850), (2, 9806925), (3, 6537950), (5, 3922770), (6, 3268975), (10, 1961385), (15, 1307590), (25, 784554), (30, 653795), (50, 392277), (75, 261518), (150, 130759), (229, 85650), (458, 42825), (571, 34350), (687, 28550), (1142, 17175), (1145, 17130), (1374, 14275), (1713, 11450), (2290, 8565), (2855, 6870), (3426, 5725), (3435, 5710)]