18967245980

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1609}}^1\times {\mathrm{3407}}^1$

素因数の和:5198

約数の個数: 48

約数和(自身を含む): 40098119040

約数和(自身を除く): 21130873060

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 865, 1609, 1730, 3218, 3407, 3460, 6436, 6814, 8045, 13628, 16090, 17035, 32180, 34070, 68140, 278357, 556714, 589411, 1113428, 1178822, 1391785, 2357644, 2783570, 2947055, 5481863, 5567140, 5894110, 10963726, 11788220, 21927452, 27409315, 54818630, 109637260, 948362299, 1896724598, 3793449196, 4741811495, 9483622990, 18967245980]

約数ペア:

[(1, 18967245980), (2, 9483622990), (4, 4741811495), (5, 3793449196), (10, 1896724598), (20, 948362299), (173, 109637260), (346, 54818630), (692, 27409315), (865, 21927452), (1609, 11788220), (1730, 10963726), (3218, 5894110), (3407, 5567140), (3460, 5481863), (6436, 2947055), (6814, 2783570), (8045, 2357644), (13628, 1391785), (16090, 1178822), (17035, 1113428), (32180, 589411), (34070, 556714), (68140, 278357)]