19199220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{433}}^1\times {\mathrm{739}}^1$

素因数の和:1184

約数の個数: 48

約数和(自身を含む): 53954880

約数和(自身を除く): 34755660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 433, 739, 866, 1299, 1478, 1732, 2165, 2217, 2598, 2956, 3695, 4330, 4434, 5196, 6495, 7390, 8660, 8868, 11085, 12990, 14780, 22170, 25980, 44340, 319987, 639974, 959961, 1279948, 1599935, 1919922, 3199870, 3839844, 4799805, 6399740, 9599610, 19199220]

約数ペア:

[(1, 19199220), (2, 9599610), (3, 6399740), (4, 4799805), (5, 3839844), (6, 3199870), (10, 1919922), (12, 1599935), (15, 1279948), (20, 959961), (30, 639974), (60, 319987), (433, 44340), (739, 25980), (866, 22170), (1299, 14780), (1478, 12990), (1732, 11085), (2165, 8868), (2217, 8660), (2598, 7390), (2956, 6495), (3695, 5196), (4330, 4434)]