1868640955

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{863}}^1$

素因数の和:1143

約数の個数: 32

約数和(自身を含む): 2360793600

約数和(自身を除く): 492152645

約数列:

[1, 5, 29, 109, 137, 145, 545, 685, 863, 3161, 3973, 4315, 14933, 15805, 19865, 25027, 74665, 94067, 118231, 125135, 433057, 470335, 591155, 2165285, 2727943, 3428699, 12887179, 13639715, 17143495, 64435895, 373728191, 1868640955]

約数ペア:

[(1, 1868640955), (5, 373728191), (29, 64435895), (109, 17143495), (137, 13639715), (145, 12887179), (545, 3428699), (685, 2727943), (863, 2165285), (3161, 591155), (3973, 470335), (4315, 433057), (14933, 125135), (15805, 118231), (19865, 94067), (25027, 74665)]