20181830988

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{2591401}}^1$

素因数の和:2591478

約数の個数: 48

約数和(自身を含む): 52242664320

約数和(自身を除く): 32060833332

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 59, 66, 118, 132, 177, 236, 354, 649, 708, 1298, 1947, 2596, 3894, 7788, 2591401, 5182802, 7774203, 10365604, 15548406, 28505411, 31096812, 57010822, 85516233, 114021644, 152892659, 171032466, 305785318, 342064932, 458677977, 611570636, 917355954, 1681819249, 1834711908, 3363638498, 5045457747, 6727276996, 10090915494, 20181830988]

約数ペア:

[(1, 20181830988), (2, 10090915494), (3, 6727276996), (4, 5045457747), (6, 3363638498), (11, 1834711908), (12, 1681819249), (22, 917355954), (33, 611570636), (44, 458677977), (59, 342064932), (66, 305785318), (118, 171032466), (132, 152892659), (177, 114021644), (236, 85516233), (354, 57010822), (649, 31096812), (708, 28505411), (1298, 15548406), (1947, 10365604), (2596, 7774203), (3894, 5182802), (7788, 2591401)]