19877664

素因数分解:

$2^5\times 3^1\times {\mathrm{79}}^1\times {\mathrm{2621}}^1$

素因数の和:2713

約数の個数: 48

約数和(自身を含む): 52859520

約数和(自身を除く): 32981856

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 79, 96, 158, 237, 316, 474, 632, 948, 1264, 1896, 2528, 2621, 3792, 5242, 7584, 7863, 10484, 15726, 20968, 31452, 41936, 62904, 83872, 125808, 207059, 251616, 414118, 621177, 828236, 1242354, 1656472, 2484708, 3312944, 4969416, 6625888, 9938832, 19877664]

約数ペア:

[(1, 19877664), (2, 9938832), (3, 6625888), (4, 4969416), (6, 3312944), (8, 2484708), (12, 1656472), (16, 1242354), (24, 828236), (32, 621177), (48, 414118), (79, 251616), (96, 207059), (158, 125808), (237, 83872), (316, 62904), (474, 41936), (632, 31452), (948, 20968), (1264, 15726), (1896, 10484), (2528, 7863), (2621, 7584), (3792, 5242)]