18481944

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1601}}^1$

素因数の和:1660

約数の個数: 64

約数和(自身を含む): 51135840

約数和(自身を除く): 32653896

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 37, 39, 52, 74, 78, 104, 111, 148, 156, 222, 296, 312, 444, 481, 888, 962, 1443, 1601, 1924, 2886, 3202, 3848, 4803, 5772, 6404, 9606, 11544, 12808, 19212, 20813, 38424, 41626, 59237, 62439, 83252, 118474, 124878, 166504, 177711, 236948, 249756, 355422, 473896, 499512, 710844, 770081, 1421688, 1540162, 2310243, 3080324, 4620486, 6160648, 9240972, 18481944]

約数ペア:

[(1, 18481944), (2, 9240972), (3, 6160648), (4, 4620486), (6, 3080324), (8, 2310243), (12, 1540162), (13, 1421688), (24, 770081), (26, 710844), (37, 499512), (39, 473896), (52, 355422), (74, 249756), (78, 236948), (104, 177711), (111, 166504), (148, 124878), (156, 118474), (222, 83252), (296, 62439), (312, 59237), (444, 41626), (481, 38424), (888, 20813), (962, 19212), (1443, 12808), (1601, 11544), (1924, 9606), (2886, 6404), (3202, 5772), (3848, 4803)]