20156664

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^3\times {\mathrm{631}}^1$

素因数の和:673

約数の個数: 64

約数和(自身を含む): 55514880

約数和(自身を除く): 35358216

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 121, 132, 242, 264, 363, 484, 631, 726, 968, 1262, 1331, 1452, 1893, 2524, 2662, 2904, 3786, 3993, 5048, 5324, 6941, 7572, 7986, 10648, 13882, 15144, 15972, 20823, 27764, 31944, 41646, 55528, 76351, 83292, 152702, 166584, 229053, 305404, 458106, 610808, 839861, 916212, 1679722, 1832424, 2519583, 3359444, 5039166, 6718888, 10078332, 20156664]

約数ペア:

[(1, 20156664), (2, 10078332), (3, 6718888), (4, 5039166), (6, 3359444), (8, 2519583), (11, 1832424), (12, 1679722), (22, 916212), (24, 839861), (33, 610808), (44, 458106), (66, 305404), (88, 229053), (121, 166584), (132, 152702), (242, 83292), (264, 76351), (363, 55528), (484, 41646), (631, 31944), (726, 27764), (968, 20823), (1262, 15972), (1331, 15144), (1452, 13882), (1893, 10648), (2524, 7986), (2662, 7572), (2904, 6941), (3786, 5324), (3993, 5048)]