18980384

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:333

約数の個数: 48

約数和(自身を含む): 39213720

約数和(自身を除く): 20233336

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 113, 116, 181, 226, 232, 362, 452, 464, 724, 904, 928, 1448, 1808, 2896, 3277, 3616, 5249, 5792, 6554, 10498, 13108, 20453, 20996, 26216, 40906, 41992, 52432, 81812, 83984, 104864, 163624, 167968, 327248, 593137, 654496, 1186274, 2372548, 4745096, 9490192, 18980384]

約数ペア:

[(1, 18980384), (2, 9490192), (4, 4745096), (8, 2372548), (16, 1186274), (29, 654496), (32, 593137), (58, 327248), (113, 167968), (116, 163624), (181, 104864), (226, 83984), (232, 81812), (362, 52432), (452, 41992), (464, 40906), (724, 26216), (904, 20996), (928, 20453), (1448, 13108), (1808, 10498), (2896, 6554), (3277, 5792), (3616, 5249)]