19975584

素因数分解:

$2^5\times 3^1\times {\mathrm{251}}^1\times {\mathrm{829}}^1$

素因数の和:1093

約数の個数: 48

約数和(自身を含む): 52708320

約数和(自身を除く): 32732736

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 251, 502, 753, 829, 1004, 1506, 1658, 2008, 2487, 3012, 3316, 4016, 4974, 6024, 6632, 8032, 9948, 12048, 13264, 19896, 24096, 26528, 39792, 79584, 208079, 416158, 624237, 832316, 1248474, 1664632, 2496948, 3329264, 4993896, 6658528, 9987792, 19975584]

約数ペア:

[(1, 19975584), (2, 9987792), (3, 6658528), (4, 4993896), (6, 3329264), (8, 2496948), (12, 1664632), (16, 1248474), (24, 832316), (32, 624237), (48, 416158), (96, 208079), (251, 79584), (502, 39792), (753, 26528), (829, 24096), (1004, 19896), (1506, 13264), (1658, 12048), (2008, 9948), (2487, 8032), (3012, 6632), (3316, 6024), (4016, 4974)]