20896366876

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2309}}^1\times {\mathrm{29383}}^1$

素因数の和:31714

約数の個数: 48

約数和(自身を含む): 45613370880

約数和(自身を除く): 24717004004

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 2309, 4618, 9236, 16163, 25399, 29383, 32326, 50798, 58766, 64652, 101596, 117532, 177793, 205681, 323213, 355586, 411362, 646426, 711172, 822724, 1292852, 2262491, 4524982, 9049964, 67845347, 135690694, 271381388, 474917429, 746298817, 949834858, 1492597634, 1899669716, 2985195268, 5224091719, 10448183438, 20896366876]

約数ペア:

[(1, 20896366876), (2, 10448183438), (4, 5224091719), (7, 2985195268), (11, 1899669716), (14, 1492597634), (22, 949834858), (28, 746298817), (44, 474917429), (77, 271381388), (154, 135690694), (308, 67845347), (2309, 9049964), (4618, 4524982), (9236, 2262491), (16163, 1292852), (25399, 822724), (29383, 711172), (32326, 646426), (50798, 411362), (58766, 355586), (64652, 323213), (101596, 205681), (117532, 177793)]