19273160

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{3517}}^1$

素因数の和:3665

約数の個数: 32

約数和(自身を含む): 43693560

約数和(自身を除く): 24420400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 3517, 5480, 7034, 14068, 17585, 28136, 35170, 70340, 140680, 481829, 963658, 1927316, 2409145, 3854632, 4818290, 9636580, 19273160]

約数ペア:

[(1, 19273160), (2, 9636580), (4, 4818290), (5, 3854632), (8, 2409145), (10, 1927316), (20, 963658), (40, 481829), (137, 140680), (274, 70340), (548, 35170), (685, 28136), (1096, 17585), (1370, 14068), (2740, 7034), (3517, 5480)]