19251778

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{761}}^1$

素因数の和:922

約数の個数: 32

約数和(自身を含む): 35844480

約数和(自身を除く): 16592702

約数列:

[1, 2, 7, 13, 14, 26, 91, 139, 182, 278, 761, 973, 1522, 1807, 1946, 3614, 5327, 9893, 10654, 12649, 19786, 25298, 69251, 105779, 138502, 211558, 740453, 1375127, 1480906, 2750254, 9625889, 19251778]

約数ペア:

[(1, 19251778), (2, 9625889), (7, 2750254), (13, 1480906), (14, 1375127), (26, 740453), (91, 211558), (139, 138502), (182, 105779), (278, 69251), (761, 25298), (973, 19786), (1522, 12649), (1807, 10654), (1946, 9893), (3614, 5327)]