1918280546

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{271}}^1$

素因数の和:424

約数の個数: 128

約数和(自身を含む): 3948134400

約数和(自身を除く): 2029853854

約数列:

[1, 2, 7, 13, 14, 19, 23, 26, 38, 46, 89, 91, 133, 161, 178, 182, 247, 266, 271, 299, 322, 437, 494, 542, 598, 623, 874, 1157, 1246, 1691, 1729, 1897, 2047, 2093, 2314, 3059, 3382, 3458, 3523, 3794, 4094, 4186, 5149, 5681, 6118, 6233, 7046, 8099, 10298, 11362, 11837, 12466, 14329, 16198, 21983, 23674, 24119, 24661, 26611, 28658, 36043, 38893, 39767, 43631, 43966, 48238, 49322, 53222, 66937, 72086, 77786, 79534, 81029, 87262, 118427, 133874, 153881, 162058, 168833, 186277, 236854, 272251, 307762, 313547, 337666, 372554, 458261, 468559, 505609, 544502, 554737, 567203, 627094, 828989, 916522, 937118, 1011218, 1109474, 1134406, 1539551, 1657978, 2194829, 3079102, 3207827, 3539263, 3883159, 4389658, 5957393, 6415654, 7078526, 7211581, 7766318, 10540003, 10776857, 11914786, 14423162, 21080006, 21553714, 41701751, 50481067, 73780021, 83403502, 100962134, 137020039, 147560042, 274040078, 959140273, 1918280546]

約数ペア:

[(1, 1918280546), (2, 959140273), (7, 274040078), (13, 147560042), (14, 137020039), (19, 100962134), (23, 83403502), (26, 73780021), (38, 50481067), (46, 41701751), (89, 21553714), (91, 21080006), (133, 14423162), (161, 11914786), (178, 10776857), (182, 10540003), (247, 7766318), (266, 7211581), (271, 7078526), (299, 6415654), (322, 5957393), (437, 4389658), (494, 3883159), (542, 3539263), (598, 3207827), (623, 3079102), (874, 2194829), (1157, 1657978), (1246, 1539551), (1691, 1134406), (1729, 1109474), (1897, 1011218), (2047, 937118), (2093, 916522), (2314, 828989), (3059, 627094), (3382, 567203), (3458, 554737), (3523, 544502), (3794, 505609), (4094, 468559), (4186, 458261), (5149, 372554), (5681, 337666), (6118, 313547), (6233, 307762), (7046, 272251), (8099, 236854), (10298, 186277), (11362, 168833), (11837, 162058), (12466, 153881), (14329, 133874), (16198, 118427), (21983, 87262), (23674, 81029), (24119, 79534), (24661, 77786), (26611, 72086), (28658, 66937), (36043, 53222), (38893, 49322), (39767, 48238), (43631, 43966)]