2018631478

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{1091}}^1$

素因数の和:1237

約数の個数: 64

約数和(自身を含む): 3490905600

約数和(自身を除く): 1472274122

約数列:

[1, 2, 19, 23, 29, 38, 46, 58, 73, 146, 437, 551, 667, 874, 1091, 1102, 1334, 1387, 1679, 2117, 2182, 2774, 3358, 4234, 12673, 20729, 25093, 25346, 31639, 31901, 40223, 41458, 48691, 50186, 63278, 63802, 79643, 80446, 97382, 159286, 476767, 601141, 727697, 925129, 953534, 1202282, 1455394, 1513217, 1831789, 1850258, 2309647, 3026434, 3663578, 4619294, 13826243, 27652486, 34803991, 43883293, 53121881, 69607982, 87766586, 106243762, 1009315739, 2018631478]

約数ペア:

[(1, 2018631478), (2, 1009315739), (19, 106243762), (23, 87766586), (29, 69607982), (38, 53121881), (46, 43883293), (58, 34803991), (73, 27652486), (146, 13826243), (437, 4619294), (551, 3663578), (667, 3026434), (874, 2309647), (1091, 1850258), (1102, 1831789), (1334, 1513217), (1387, 1455394), (1679, 1202282), (2117, 953534), (2182, 925129), (2774, 727697), (3358, 601141), (4234, 476767), (12673, 159286), (20729, 97382), (25093, 80446), (25346, 79643), (31639, 63802), (31901, 63278), (40223, 50186), (41458, 48691)]