18972324

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{953}}^1$

素因数の和:1049

約数の個数: 72

約数和(自身を含む): 55560960

約数和(自身を除く): 36588636

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 79, 84, 126, 158, 237, 252, 316, 474, 553, 711, 948, 953, 1106, 1422, 1659, 1906, 2212, 2844, 2859, 3318, 3812, 4977, 5718, 6636, 6671, 8577, 9954, 11436, 13342, 17154, 19908, 20013, 26684, 34308, 40026, 60039, 75287, 80052, 120078, 150574, 225861, 240156, 301148, 451722, 527009, 677583, 903444, 1054018, 1355166, 1581027, 2108036, 2710332, 3162054, 4743081, 6324108, 9486162, 18972324]

約数ペア:

[(1, 18972324), (2, 9486162), (3, 6324108), (4, 4743081), (6, 3162054), (7, 2710332), (9, 2108036), (12, 1581027), (14, 1355166), (18, 1054018), (21, 903444), (28, 677583), (36, 527009), (42, 451722), (63, 301148), (79, 240156), (84, 225861), (126, 150574), (158, 120078), (237, 80052), (252, 75287), (316, 60039), (474, 40026), (553, 34308), (711, 26684), (948, 20013), (953, 19908), (1106, 17154), (1422, 13342), (1659, 11436), (1906, 9954), (2212, 8577), (2844, 6671), (2859, 6636), (3318, 5718), (3812, 4977)]