19915248

素因数分解:

$2^4\times 3^1\times {\mathrm{271}}^1\times {\mathrm{1531}}^1$

素因数の和:1813

約数の個数: 40

約数和(自身を含む): 51671296

約数和(自身を除く): 31756048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 271, 542, 813, 1084, 1531, 1626, 2168, 3062, 3252, 4336, 4593, 6124, 6504, 9186, 12248, 13008, 18372, 24496, 36744, 73488, 414901, 829802, 1244703, 1659604, 2489406, 3319208, 4978812, 6638416, 9957624, 19915248]

約数ペア:

[(1, 19915248), (2, 9957624), (3, 6638416), (4, 4978812), (6, 3319208), (8, 2489406), (12, 1659604), (16, 1244703), (24, 829802), (48, 414901), (271, 73488), (542, 36744), (813, 24496), (1084, 18372), (1531, 13008), (1626, 12248), (2168, 9186), (3062, 6504), (3252, 6124), (4336, 4593)]