18971502

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{1289}}^1$

素因数の和:1528

約数の個数: 32

約数和(自身を含む): 41610240

約数和(自身を除く): 22638738

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 223, 446, 669, 1289, 1338, 2453, 2578, 3867, 4906, 7359, 7734, 14179, 14718, 28358, 42537, 85074, 287447, 574894, 862341, 1724682, 3161917, 6323834, 9485751, 18971502]

約数ペア:

[(1, 18971502), (2, 9485751), (3, 6323834), (6, 3161917), (11, 1724682), (22, 862341), (33, 574894), (66, 287447), (223, 85074), (446, 42537), (669, 28358), (1289, 14718), (1338, 14179), (2453, 7734), (2578, 7359), (3867, 4906)]