209468996

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{5827}}^1$

素因数の和:5904

約数の個数: 48

約数和(自身を含む): 430805760

約数和(自身を除く): 221336764

約数列:

[1, 2, 4, 11, 19, 22, 38, 43, 44, 76, 86, 172, 209, 418, 473, 817, 836, 946, 1634, 1892, 3268, 5827, 8987, 11654, 17974, 23308, 35948, 64097, 110713, 128194, 221426, 250561, 256388, 442852, 501122, 1002244, 1217843, 2435686, 2756171, 4760659, 4871372, 5512342, 9521318, 11024684, 19042636, 52367249, 104734498, 209468996]

約数ペア:

[(1, 209468996), (2, 104734498), (4, 52367249), (11, 19042636), (19, 11024684), (22, 9521318), (38, 5512342), (43, 4871372), (44, 4760659), (76, 2756171), (86, 2435686), (172, 1217843), (209, 1002244), (418, 501122), (473, 442852), (817, 256388), (836, 250561), (946, 221426), (1634, 128194), (1892, 110713), (3268, 64097), (5827, 35948), (8987, 23308), (11654, 17974)]