19612644

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{199}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 47308800

約数和(自身を除く): 27696156

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 191, 199, 258, 382, 398, 516, 573, 597, 764, 796, 1146, 1194, 2292, 2388, 8213, 8557, 16426, 17114, 24639, 25671, 32852, 34228, 38009, 49278, 51342, 76018, 98556, 102684, 114027, 152036, 228054, 456108, 1634387, 3268774, 4903161, 6537548, 9806322, 19612644]

約数ペア:

[(1, 19612644), (2, 9806322), (3, 6537548), (4, 4903161), (6, 3268774), (12, 1634387), (43, 456108), (86, 228054), (129, 152036), (172, 114027), (191, 102684), (199, 98556), (258, 76018), (382, 51342), (398, 49278), (516, 38009), (573, 34228), (597, 32852), (764, 25671), (796, 24639), (1146, 17114), (1194, 16426), (2292, 8557), (2388, 8213)]