20215968

素因数分解:

$2^5\times 3^1\times {\mathrm{31}}^1\times {\mathrm{6793}}^1$

素因数の和:6837

約数の個数: 48

約数和(自身を含む): 54786816

約数和(自身を除く): 34570848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 93, 96, 124, 186, 248, 372, 496, 744, 992, 1488, 2976, 6793, 13586, 20379, 27172, 40758, 54344, 81516, 108688, 163032, 210583, 217376, 326064, 421166, 631749, 652128, 842332, 1263498, 1684664, 2526996, 3369328, 5053992, 6738656, 10107984, 20215968]

約数ペア:

[(1, 20215968), (2, 10107984), (3, 6738656), (4, 5053992), (6, 3369328), (8, 2526996), (12, 1684664), (16, 1263498), (24, 842332), (31, 652128), (32, 631749), (48, 421166), (62, 326064), (93, 217376), (96, 210583), (124, 163032), (186, 108688), (248, 81516), (372, 54344), (496, 40758), (744, 27172), (992, 20379), (1488, 13586), (2976, 6793)]