1903650784

素因数分解:

$2^5\times 7^2\times {\mathrm{73}}^1\times {\mathrm{16631}}^1$

素因数の和:16728

約数の個数: 72

約数和(自身を含む): 4419687888

約数和(自身を除く): 2516037104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 73, 98, 112, 146, 196, 224, 292, 392, 511, 584, 784, 1022, 1168, 1568, 2044, 2336, 3577, 4088, 7154, 8176, 14308, 16352, 16631, 28616, 33262, 57232, 66524, 114464, 116417, 133048, 232834, 266096, 465668, 532192, 814919, 931336, 1214063, 1629838, 1862672, 2428126, 3259676, 3725344, 4856252, 6519352, 8498441, 9712504, 13038704, 16996882, 19425008, 26077408, 33993764, 38850016, 59489087, 67987528, 118978174, 135975056, 237956348, 271950112, 475912696, 951825392, 1903650784]

約数ペア:

[(1, 1903650784), (2, 951825392), (4, 475912696), (7, 271950112), (8, 237956348), (14, 135975056), (16, 118978174), (28, 67987528), (32, 59489087), (49, 38850016), (56, 33993764), (73, 26077408), (98, 19425008), (112, 16996882), (146, 13038704), (196, 9712504), (224, 8498441), (292, 6519352), (392, 4856252), (511, 3725344), (584, 3259676), (784, 2428126), (1022, 1862672), (1168, 1629838), (1568, 1214063), (2044, 931336), (2336, 814919), (3577, 532192), (4088, 465668), (7154, 266096), (8176, 232834), (14308, 133048), (16352, 116417), (16631, 114464), (28616, 66524), (33262, 57232)]