1915204864

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{9157}}^1$

素因数の和:9235

約数の個数: 72

約数和(自身を含む): 4118169440

約数和(自身を除く): 2202964576

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 43, 64, 76, 86, 128, 152, 172, 256, 304, 344, 608, 688, 817, 1216, 1376, 1634, 2432, 2752, 3268, 4864, 5504, 6536, 9157, 11008, 13072, 18314, 26144, 36628, 52288, 73256, 104576, 146512, 173983, 209152, 293024, 347966, 393751, 586048, 695932, 787502, 1172096, 1391864, 1575004, 2344192, 2783728, 3150008, 5567456, 6300016, 7481269, 11134912, 12600032, 14962538, 22269824, 25200064, 29925076, 44539648, 50400128, 59850152, 100800256, 119700304, 239400608, 478801216, 957602432, 1915204864]

約数ペア:

[(1, 1915204864), (2, 957602432), (4, 478801216), (8, 239400608), (16, 119700304), (19, 100800256), (32, 59850152), (38, 50400128), (43, 44539648), (64, 29925076), (76, 25200064), (86, 22269824), (128, 14962538), (152, 12600032), (172, 11134912), (256, 7481269), (304, 6300016), (344, 5567456), (608, 3150008), (688, 2783728), (817, 2344192), (1216, 1575004), (1376, 1391864), (1634, 1172096), (2432, 787502), (2752, 695932), (3268, 586048), (4864, 393751), (5504, 347966), (6536, 293024), (9157, 209152), (11008, 173983), (13072, 146512), (18314, 104576), (26144, 73256), (36628, 52288)]