8021156

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{379}}^1$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 16981440

約数和(自身を除く): 8960284

約数列:

[1, 2, 4, 11, 13, 22, 26, 37, 44, 52, 74, 143, 148, 286, 379, 407, 481, 572, 758, 814, 962, 1516, 1628, 1924, 4169, 4927, 5291, 8338, 9854, 10582, 14023, 16676, 19708, 21164, 28046, 54197, 56092, 108394, 154253, 182299, 216788, 308506, 364598, 617012, 729196, 2005289, 4010578, 8021156]

約数ペア:

[(1, 8021156), (2, 4010578), (4, 2005289), (11, 729196), (13, 617012), (22, 364598), (26, 308506), (37, 216788), (44, 182299), (52, 154253), (74, 108394), (143, 56092), (148, 54197), (286, 28046), (379, 21164), (407, 19708), (481, 16676), (572, 14023), (758, 10582), (814, 9854), (962, 8338), (1516, 5291), (1628, 4927), (1924, 4169)]