1620172016

素因数分解:

$2^4\times {\mathrm{151}}^1\times {\mathrm{191}}^1\times {\mathrm{3511}}^1$

素因数の和:3861

約数の個数: 40

約数和(自身を含む): 3177320448

約数和(自身を除く): 1557148432

約数列:

[1, 2, 4, 8, 16, 151, 191, 302, 382, 604, 764, 1208, 1528, 2416, 3056, 3511, 7022, 14044, 28088, 28841, 56176, 57682, 115364, 230728, 461456, 530161, 670601, 1060322, 1341202, 2120644, 2682404, 4241288, 5364808, 8482576, 10729616, 101260751, 202521502, 405043004, 810086008, 1620172016]

約数ペア:

[(1, 1620172016), (2, 810086008), (4, 405043004), (8, 202521502), (16, 101260751), (151, 10729616), (191, 8482576), (302, 5364808), (382, 4241288), (604, 2682404), (764, 2120644), (1208, 1341202), (1528, 1060322), (2416, 670601), (3056, 530161), (3511, 461456), (7022, 230728), (14044, 115364), (28088, 57682), (28841, 56176)]