20392344

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{13487}}^1$

素因数の和:13509

約数の個数: 64

約数和(自身を含む): 64742400

約数和(自身を除く): 44350056

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 13487, 26974, 40461, 53948, 80922, 94409, 107896, 121383, 161844, 188818, 242766, 283227, 323688, 364149, 377636, 485532, 566454, 728298, 755272, 849681, 971064, 1132908, 1456596, 1699362, 2265816, 2549043, 2913192, 3398724, 5098086, 6797448, 10196172, 20392344]

約数ペア:

[(1, 20392344), (2, 10196172), (3, 6797448), (4, 5098086), (6, 3398724), (7, 2913192), (8, 2549043), (9, 2265816), (12, 1699362), (14, 1456596), (18, 1132908), (21, 971064), (24, 849681), (27, 755272), (28, 728298), (36, 566454), (42, 485532), (54, 377636), (56, 364149), (63, 323688), (72, 283227), (84, 242766), (108, 188818), (126, 161844), (168, 121383), (189, 107896), (216, 94409), (252, 80922), (378, 53948), (504, 40461), (756, 26974), (1512, 13487)]