18319642

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:175

約数の個数: 48

約数和(自身を含む): 32951016

約数和(自身を除く): 14631374

約数列:

[1, 2, 11, 17, 22, 34, 61, 73, 121, 122, 146, 187, 242, 374, 671, 803, 1037, 1241, 1342, 1606, 2057, 2074, 2482, 4114, 4453, 7381, 8833, 8906, 11407, 13651, 14762, 17666, 22814, 27302, 48983, 75701, 97966, 125477, 150161, 151402, 250954, 300322, 538813, 832711, 1077626, 1665422, 9159821, 18319642]

約数ペア:

[(1, 18319642), (2, 9159821), (11, 1665422), (17, 1077626), (22, 832711), (34, 538813), (61, 300322), (73, 250954), (121, 151402), (122, 150161), (146, 125477), (187, 97966), (242, 75701), (374, 48983), (671, 27302), (803, 22814), (1037, 17666), (1241, 14762), (1342, 13651), (1606, 11407), (2057, 8906), (2074, 8833), (2482, 7381), (4114, 4453)]