18251792

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1867}}^1$

素因数の和:1935

約数の個数: 40

約数和(自身を含む): 38914176

約数和(自身を除く): 20662384

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 104, 188, 208, 376, 611, 752, 1222, 1867, 2444, 3734, 4888, 7468, 9776, 14936, 24271, 29872, 48542, 87749, 97084, 175498, 194168, 350996, 388336, 701992, 1140737, 1403984, 2281474, 4562948, 9125896, 18251792]

約数ペア:

[(1, 18251792), (2, 9125896), (4, 4562948), (8, 2281474), (13, 1403984), (16, 1140737), (26, 701992), (47, 388336), (52, 350996), (94, 194168), (104, 175498), (188, 97084), (208, 87749), (376, 48542), (611, 29872), (752, 24271), (1222, 14936), (1867, 9776), (2444, 7468), (3734, 4888)]