20172321302

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{439}}^1\times {\mathrm{443}}^1$

素因数の和:1161

約数の個数: 64

約数和(自身を含む): 36008755200

約数和(自身を除く): 15836433898

約数列:

[1, 2, 7, 14, 31, 62, 217, 239, 434, 439, 443, 478, 878, 886, 1673, 3073, 3101, 3346, 6146, 6202, 7409, 13609, 13733, 14818, 27218, 27466, 51863, 95263, 96131, 103726, 104921, 105877, 190526, 192262, 194477, 209842, 211754, 388954, 734447, 741139, 1361339, 1468894, 1482278, 2722678, 3252551, 3282187, 6028787, 6505102, 6564374, 12057574, 22767857, 22975309, 42201509, 45535714, 45950618, 46480003, 84403018, 92960006, 325360021, 650720042, 1440880093, 2881760186, 10086160651, 20172321302]

約数ペア:

[(1, 20172321302), (2, 10086160651), (7, 2881760186), (14, 1440880093), (31, 650720042), (62, 325360021), (217, 92960006), (239, 84403018), (434, 46480003), (439, 45950618), (443, 45535714), (478, 42201509), (878, 22975309), (886, 22767857), (1673, 12057574), (3073, 6564374), (3101, 6505102), (3346, 6028787), (6146, 3282187), (6202, 3252551), (7409, 2722678), (13609, 1482278), (13733, 1468894), (14818, 1361339), (27218, 741139), (27466, 734447), (51863, 388954), (95263, 211754), (96131, 209842), (103726, 194477), (104921, 192262), (105877, 190526)]