1921842

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:255

約数の個数: 48

約数和(自身を含む): 4612608

約数和(自身を除く): 2690766

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 43, 78, 86, 117, 129, 191, 234, 258, 382, 387, 559, 573, 774, 1118, 1146, 1677, 1719, 2483, 3354, 3438, 4966, 5031, 7449, 8213, 10062, 14898, 16426, 22347, 24639, 44694, 49278, 73917, 106769, 147834, 213538, 320307, 640614, 960921, 1921842]

約数ペア:

[(1, 1921842), (2, 960921), (3, 640614), (6, 320307), (9, 213538), (13, 147834), (18, 106769), (26, 73917), (39, 49278), (43, 44694), (78, 24639), (86, 22347), (117, 16426), (129, 14898), (191, 10062), (234, 8213), (258, 7449), (382, 5031), (387, 4966), (559, 3438), (573, 3354), (774, 2483), (1118, 1719), (1146, 1677)]