18547672

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{523}}^1$

素因数の和:584

約数の個数: 64

約数和(自身を含む): 42255360

約数和(自身を除く): 23707688

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 31, 44, 52, 62, 88, 104, 124, 143, 248, 286, 341, 403, 523, 572, 682, 806, 1046, 1144, 1364, 1612, 2092, 2728, 3224, 4184, 4433, 5753, 6799, 8866, 11506, 13598, 16213, 17732, 23012, 27196, 32426, 35464, 46024, 54392, 64852, 74789, 129704, 149578, 178343, 210769, 299156, 356686, 421538, 598312, 713372, 843076, 1426744, 1686152, 2318459, 4636918, 9273836, 18547672]

約数ペア:

[(1, 18547672), (2, 9273836), (4, 4636918), (8, 2318459), (11, 1686152), (13, 1426744), (22, 843076), (26, 713372), (31, 598312), (44, 421538), (52, 356686), (62, 299156), (88, 210769), (104, 178343), (124, 149578), (143, 129704), (248, 74789), (286, 64852), (341, 54392), (403, 46024), (523, 35464), (572, 32426), (682, 27196), (806, 23012), (1046, 17732), (1144, 16213), (1364, 13598), (1612, 11506), (2092, 8866), (2728, 6799), (3224, 5753), (4184, 4433)]