19861571522

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^2\times {\mathrm{167}}^1\times {\mathrm{1019}}^1$

素因数の和:1335

約数の個数: 48

約数和(自身を含む): 32797275840

約数和(自身を除く): 12935704318

約数列:

[1, 2, 13, 26, 67, 134, 167, 334, 871, 1019, 1742, 2038, 2171, 4342, 4489, 8978, 11189, 13247, 22378, 26494, 58357, 68273, 116714, 136546, 145457, 170173, 290914, 340346, 749663, 887549, 1499326, 1775098, 2212249, 4424498, 4574291, 9148582, 9745619, 11401591, 19491238, 22803182, 59465783, 118931566, 148220683, 296441366, 763906597, 1527813194, 9930785761, 19861571522]

約数ペア:

[(1, 19861571522), (2, 9930785761), (13, 1527813194), (26, 763906597), (67, 296441366), (134, 148220683), (167, 118931566), (334, 59465783), (871, 22803182), (1019, 19491238), (1742, 11401591), (2038, 9745619), (2171, 9148582), (4342, 4574291), (4489, 4424498), (8978, 2212249), (11189, 1775098), (13247, 1499326), (22378, 887549), (26494, 749663), (58357, 340346), (68273, 290914), (116714, 170173), (136546, 145457)]