20782752416

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{38203589}}^1$

素因数の和:38203616

約数の個数: 24

約数和(自身を含む): 43322871060

約数和(自身を除く): 22540118644

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 38203589, 76407178, 152814356, 305628712, 611257424, 649461013, 1222514848, 1298922026, 2597844052, 5195688104, 10391376208, 20782752416]

約数ペア:

[(1, 20782752416), (2, 10391376208), (4, 5195688104), (8, 2597844052), (16, 1298922026), (17, 1222514848), (32, 649461013), (34, 611257424), (68, 305628712), (136, 152814356), (272, 76407178), (544, 38203589)]