18166128

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{19919}}^1$

素因数の和:19949

約数の個数: 40

約数和(自身を含む): 49401600

約数和(自身を除く): 31235472

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 912, 19919, 39838, 59757, 79676, 119514, 159352, 239028, 318704, 378461, 478056, 756922, 956112, 1135383, 1513844, 2270766, 3027688, 4541532, 6055376, 9083064, 18166128]

約数ペア:

[(1, 18166128), (2, 9083064), (3, 6055376), (4, 4541532), (6, 3027688), (8, 2270766), (12, 1513844), (16, 1135383), (19, 956112), (24, 756922), (38, 478056), (48, 378461), (57, 318704), (76, 239028), (114, 159352), (152, 119514), (228, 79676), (304, 59757), (456, 39838), (912, 19919)]