2017739984

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{88997}}^1$

素因数の和:89127

約数の個数: 40

約数和(自身を含む): 4248764520

約数和(自身を除く): 2231024536

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 109, 208, 218, 436, 872, 1417, 1744, 2834, 5668, 11336, 22672, 88997, 177994, 355988, 711976, 1156961, 1423952, 2313922, 4627844, 9255688, 9700673, 18511376, 19401346, 38802692, 77605384, 126108749, 155210768, 252217498, 504434996, 1008869992, 2017739984]

約数ペア:

[(1, 2017739984), (2, 1008869992), (4, 504434996), (8, 252217498), (13, 155210768), (16, 126108749), (26, 77605384), (52, 38802692), (104, 19401346), (109, 18511376), (208, 9700673), (218, 9255688), (436, 4627844), (872, 2313922), (1417, 1423952), (1744, 1156961), (2834, 711976), (5668, 355988), (11336, 177994), (22672, 88997)]