209631712

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{1993}}^1$

素因数の和:2195

約数の個数: 48

約数和(自身を含む): 437164560

約数和(自身を除く): 227532848

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 173, 304, 346, 608, 692, 1384, 1993, 2768, 3287, 3986, 5536, 6574, 7972, 13148, 15944, 26296, 31888, 37867, 52592, 63776, 75734, 105184, 151468, 302936, 344789, 605872, 689578, 1211744, 1379156, 2758312, 5516624, 6550991, 11033248, 13101982, 26203964, 52407928, 104815856, 209631712]

約数ペア:

[(1, 209631712), (2, 104815856), (4, 52407928), (8, 26203964), (16, 13101982), (19, 11033248), (32, 6550991), (38, 5516624), (76, 2758312), (152, 1379156), (173, 1211744), (304, 689578), (346, 605872), (608, 344789), (692, 302936), (1384, 151468), (1993, 105184), (2768, 75734), (3287, 63776), (3986, 52592), (5536, 37867), (6574, 31888), (7972, 26296), (13148, 15944)]