19003150

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:237

約数の個数: 48

約数和(自身を含む): 36881568

約数和(自身を除く): 17878418

約数列:

[1, 2, 5, 10, 25, 50, 53, 71, 101, 106, 142, 202, 265, 355, 505, 530, 710, 1010, 1325, 1775, 2525, 2650, 3550, 3763, 5050, 5353, 7171, 7526, 10706, 14342, 18815, 26765, 35855, 37630, 53530, 71710, 94075, 133825, 179275, 188150, 267650, 358550, 380063, 760126, 1900315, 3800630, 9501575, 19003150]

約数ペア:

[(1, 19003150), (2, 9501575), (5, 3800630), (10, 1900315), (25, 760126), (50, 380063), (53, 358550), (71, 267650), (101, 188150), (106, 179275), (142, 133825), (202, 94075), (265, 71710), (355, 53530), (505, 37630), (530, 35855), (710, 26765), (1010, 18815), (1325, 14342), (1775, 10706), (2525, 7526), (2650, 7171), (3550, 5353), (3763, 5050)]