18628590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{6977}}^1$

素因数の和:7076

約数の個数: 32

約数和(自身を含む): 45217440

約数和(自身を除く): 26588850

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 89, 178, 267, 445, 534, 890, 1335, 2670, 6977, 13954, 20931, 34885, 41862, 69770, 104655, 209310, 620953, 1241906, 1862859, 3104765, 3725718, 6209530, 9314295, 18628590]

約数ペア:

[(1, 18628590), (2, 9314295), (3, 6209530), (5, 3725718), (6, 3104765), (10, 1862859), (15, 1241906), (30, 620953), (89, 209310), (178, 104655), (267, 69770), (445, 41862), (534, 34885), (890, 20931), (1335, 13954), (2670, 6977)]