19553050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{487}}^1$

素因数の和:583

約数の個数: 48

約数和(自身を含む): 40300992

約数和(自身を除く): 20747942

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 73, 110, 146, 275, 365, 487, 550, 730, 803, 974, 1606, 1825, 2435, 3650, 4015, 4870, 5357, 8030, 10714, 12175, 20075, 24350, 26785, 35551, 40150, 53570, 71102, 133925, 177755, 267850, 355510, 391061, 782122, 888775, 1777550, 1955305, 3910610, 9776525, 19553050]

約数ペア:

[(1, 19553050), (2, 9776525), (5, 3910610), (10, 1955305), (11, 1777550), (22, 888775), (25, 782122), (50, 391061), (55, 355510), (73, 267850), (110, 177755), (146, 133925), (275, 71102), (365, 53570), (487, 40150), (550, 35551), (730, 26785), (803, 24350), (974, 20075), (1606, 12175), (1825, 10714), (2435, 8030), (3650, 5357), (4015, 4870)]