19980346312

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{113}}^1\times {\mathrm{266291}}^1$

素因数の和:266493

約数の個数: 32

約数和(自身を含む): 38250182880

約数和(自身を除く): 18269836568

約数列:

[1, 2, 4, 8, 83, 113, 166, 226, 332, 452, 664, 904, 9379, 18758, 37516, 75032, 266291, 532582, 1065164, 2130328, 22102153, 30090883, 44204306, 60181766, 88408612, 120363532, 176817224, 240727064, 2497543289, 4995086578, 9990173156, 19980346312]

約数ペア:

[(1, 19980346312), (2, 9990173156), (4, 4995086578), (8, 2497543289), (83, 240727064), (113, 176817224), (166, 120363532), (226, 88408612), (332, 60181766), (452, 44204306), (664, 30090883), (904, 22102153), (9379, 2130328), (18758, 1065164), (37516, 532582), (75032, 266291)]