181861472

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{3191}}^1$

素因数の和:3351

約数の個数: 48

約数和(自身を含む): 388517472

約数和(自身を除く): 206656000

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 137, 208, 274, 416, 548, 1096, 1781, 2192, 3191, 3562, 4384, 6382, 7124, 12764, 14248, 25528, 28496, 41483, 51056, 56992, 82966, 102112, 165932, 331864, 437167, 663728, 874334, 1327456, 1748668, 3497336, 5683171, 6994672, 11366342, 13989344, 22732684, 45465368, 90930736, 181861472]

約数ペア:

[(1, 181861472), (2, 90930736), (4, 45465368), (8, 22732684), (13, 13989344), (16, 11366342), (26, 6994672), (32, 5683171), (52, 3497336), (104, 1748668), (137, 1327456), (208, 874334), (274, 663728), (416, 437167), (548, 331864), (1096, 165932), (1781, 102112), (2192, 82966), (3191, 56992), (3562, 51056), (4384, 41483), (6382, 28496), (7124, 25528), (12764, 14248)]