19556630

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:209

約数の個数: 48

約数和(自身を含む): 38328336

約数和(自身を除く): 18771706

約数列:

[1, 2, 5, 10, 17, 34, 67, 85, 101, 134, 170, 202, 289, 335, 505, 578, 670, 1010, 1139, 1445, 1717, 2278, 2890, 3434, 5695, 6767, 8585, 11390, 13534, 17170, 19363, 29189, 33835, 38726, 58378, 67670, 96815, 115039, 145945, 193630, 230078, 291890, 575195, 1150390, 1955663, 3911326, 9778315, 19556630]

約数ペア:

[(1, 19556630), (2, 9778315), (5, 3911326), (10, 1955663), (17, 1150390), (34, 575195), (67, 291890), (85, 230078), (101, 193630), (134, 145945), (170, 115039), (202, 96815), (289, 67670), (335, 58378), (505, 38726), (578, 33835), (670, 29189), (1010, 19363), (1139, 17170), (1445, 13534), (1717, 11390), (2278, 8585), (2890, 6767), (3434, 5695)]