20495898

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1597}}^1$

素因数の和:1659

約数の個数: 48

約数和(自身を含む): 47863296

約数和(自身を除く): 27367398

約数列:

[1, 2, 3, 6, 9, 18, 23, 31, 46, 62, 69, 93, 138, 186, 207, 279, 414, 558, 713, 1426, 1597, 2139, 3194, 4278, 4791, 6417, 9582, 12834, 14373, 28746, 36731, 49507, 73462, 99014, 110193, 148521, 220386, 297042, 330579, 445563, 661158, 891126, 1138661, 2277322, 3415983, 6831966, 10247949, 20495898]

約数ペア:

[(1, 20495898), (2, 10247949), (3, 6831966), (6, 3415983), (9, 2277322), (18, 1138661), (23, 891126), (31, 661158), (46, 445563), (62, 330579), (69, 297042), (93, 220386), (138, 148521), (186, 110193), (207, 99014), (279, 73462), (414, 49507), (558, 36731), (713, 28746), (1426, 14373), (1597, 12834), (2139, 9582), (3194, 6417), (4278, 4791)]