19364960

素因数分解:

$2^5\times 5^1\times {\mathrm{127}}^1\times {\mathrm{953}}^1$

素因数の和:1095

約数の個数: 48

約数和(自身を含む): 46158336

約数和(自身を除く): 26793376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 127, 160, 254, 508, 635, 953, 1016, 1270, 1906, 2032, 2540, 3812, 4064, 4765, 5080, 7624, 9530, 10160, 15248, 19060, 20320, 30496, 38120, 76240, 121031, 152480, 242062, 484124, 605155, 968248, 1210310, 1936496, 2420620, 3872992, 4841240, 9682480, 19364960]

約数ペア:

[(1, 19364960), (2, 9682480), (4, 4841240), (5, 3872992), (8, 2420620), (10, 1936496), (16, 1210310), (20, 968248), (32, 605155), (40, 484124), (80, 242062), (127, 152480), (160, 121031), (254, 76240), (508, 38120), (635, 30496), (953, 20320), (1016, 19060), (1270, 15248), (1906, 10160), (2032, 9530), (2540, 7624), (3812, 5080), (4064, 4765)]