19523650

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:355

約数の個数: 48

約数和(自身を含む): 38997504

約数和(自身を除く): 19473854

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 103, 170, 206, 223, 425, 446, 515, 850, 1030, 1115, 1751, 2230, 2575, 3502, 3791, 5150, 5575, 7582, 8755, 11150, 17510, 18955, 22969, 37910, 43775, 45938, 87550, 94775, 114845, 189550, 229690, 390473, 574225, 780946, 1148450, 1952365, 3904730, 9761825, 19523650]

約数ペア:

[(1, 19523650), (2, 9761825), (5, 3904730), (10, 1952365), (17, 1148450), (25, 780946), (34, 574225), (50, 390473), (85, 229690), (103, 189550), (170, 114845), (206, 94775), (223, 87550), (425, 45938), (446, 43775), (515, 37910), (850, 22969), (1030, 18955), (1115, 17510), (1751, 11150), (2230, 8755), (2575, 7582), (3502, 5575), (3791, 5150)]