20953847055

素因数分解:

$3^1\times 5^1\times {\mathrm{557}}^1\times {\mathrm{757}}^1\times {\mathrm{3313}}^1$

素因数の和:4635

約数の個数: 32

約数和(自身を含む): 33640864704

約数和(自身を除く): 12687017649

約数列:

[1, 3, 5, 15, 557, 757, 1671, 2271, 2785, 3313, 3785, 8355, 9939, 11355, 16565, 49695, 421649, 1264947, 1845341, 2108245, 2507941, 5536023, 6324735, 7523823, 9226705, 12539705, 27680115, 37619115, 1396923137, 4190769411, 6984615685, 20953847055]

約数ペア:

[(1, 20953847055), (3, 6984615685), (5, 4190769411), (15, 1396923137), (557, 37619115), (757, 27680115), (1671, 12539705), (2271, 9226705), (2785, 7523823), (3313, 6324735), (3785, 5536023), (8355, 2507941), (9939, 2108245), (11355, 1845341), (16565, 1264947), (49695, 421649)]