2154945364

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{17047}}^1$

素因数の和:17105

約数の個数: 72

約数和(自身を含む): 4717113408

約数和(自身を除く): 2562168044

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 44, 52, 68, 143, 169, 187, 221, 286, 338, 374, 442, 572, 676, 748, 884, 1859, 2431, 2873, 3718, 4862, 5746, 7436, 9724, 11492, 17047, 31603, 34094, 63206, 68188, 126412, 187517, 221611, 289799, 375034, 443222, 579598, 750068, 886444, 1159196, 2437721, 2880943, 3187789, 3767387, 4875442, 5761886, 6375578, 7534774, 9750884, 11523772, 12751156, 15069548, 31690373, 41441257, 48976031, 63380746, 82882514, 97952062, 126761492, 165765028, 195904124, 538736341, 1077472682, 2154945364]

約数ペア:

[(1, 2154945364), (2, 1077472682), (4, 538736341), (11, 195904124), (13, 165765028), (17, 126761492), (22, 97952062), (26, 82882514), (34, 63380746), (44, 48976031), (52, 41441257), (68, 31690373), (143, 15069548), (169, 12751156), (187, 11523772), (221, 9750884), (286, 7534774), (338, 6375578), (374, 5761886), (442, 4875442), (572, 3767387), (676, 3187789), (748, 2880943), (884, 2437721), (1859, 1159196), (2431, 886444), (2873, 750068), (3718, 579598), (4862, 443222), (5746, 375034), (7436, 289799), (9724, 221611), (11492, 187517), (17047, 126412), (31603, 68188), (34094, 63206)]