17917408

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:275

約数の個数: 48

約数和(自身を含む): 36653904

約数和(自身を除く): 18736496

約数列:

[1, 2, 4, 8, 16, 32, 61, 67, 122, 134, 137, 244, 268, 274, 488, 536, 548, 976, 1072, 1096, 1952, 2144, 2192, 4087, 4384, 8174, 8357, 9179, 16348, 16714, 18358, 32696, 33428, 36716, 65392, 66856, 73432, 130784, 133712, 146864, 267424, 293728, 559919, 1119838, 2239676, 4479352, 8958704, 17917408]

約数ペア:

[(1, 17917408), (2, 8958704), (4, 4479352), (8, 2239676), (16, 1119838), (32, 559919), (61, 293728), (67, 267424), (122, 146864), (134, 133712), (137, 130784), (244, 73432), (268, 66856), (274, 65392), (488, 36716), (536, 33428), (548, 32696), (976, 18358), (1072, 16714), (1096, 16348), (1952, 9179), (2144, 8357), (2192, 8174), (4087, 4384)]