18007444

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{811}}^1$

素因数の和:896

約数の個数: 48

約数和(自身を含む): 39469696

約数和(自身を除く): 21462252

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 61, 91, 122, 182, 244, 364, 427, 793, 811, 854, 1586, 1622, 1708, 3172, 3244, 5551, 5677, 10543, 11102, 11354, 21086, 22204, 22708, 42172, 49471, 73801, 98942, 147602, 197884, 295204, 346297, 643123, 692594, 1286246, 1385188, 2572492, 4501861, 9003722, 18007444]

約数ペア:

[(1, 18007444), (2, 9003722), (4, 4501861), (7, 2572492), (13, 1385188), (14, 1286246), (26, 692594), (28, 643123), (52, 346297), (61, 295204), (91, 197884), (122, 147602), (182, 98942), (244, 73801), (364, 49471), (427, 42172), (793, 22708), (811, 22204), (854, 21086), (1586, 11354), (1622, 11102), (1708, 10543), (3172, 5677), (3244, 5551)]