17788975904

素因数分解:

$2^5\times 7^1\times {\mathrm{1993}}^1\times {\mathrm{39847}}^1$

素因数の和:41857

約数の個数: 48

約数和(自身を含む): 40046283648

約数和(自身を除く): 22257307744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 1993, 3986, 7972, 13951, 15944, 27902, 31888, 39847, 55804, 63776, 79694, 111608, 159388, 223216, 278929, 318776, 446432, 557858, 637552, 1115716, 1275104, 2231432, 4462864, 8925728, 79415071, 158830142, 317660284, 555905497, 635320568, 1111810994, 1270641136, 2223621988, 2541282272, 4447243976, 8894487952, 17788975904]

約数ペア:

[(1, 17788975904), (2, 8894487952), (4, 4447243976), (7, 2541282272), (8, 2223621988), (14, 1270641136), (16, 1111810994), (28, 635320568), (32, 555905497), (56, 317660284), (112, 158830142), (224, 79415071), (1993, 8925728), (3986, 4462864), (7972, 2231432), (13951, 1275104), (15944, 1115716), (27902, 637552), (31888, 557858), (39847, 446432), (55804, 318776), (63776, 278929), (79694, 223216), (111608, 159388)]