18448352

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{727}}^1$

素因数の和:811

約数の個数: 48

約数和(自身を含む): 39809952

約数和(自身を除く): 21361600

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 104, 122, 208, 244, 416, 488, 727, 793, 976, 1454, 1586, 1952, 2908, 3172, 5816, 6344, 9451, 11632, 12688, 18902, 23264, 25376, 37804, 44347, 75608, 88694, 151216, 177388, 302432, 354776, 576511, 709552, 1153022, 1419104, 2306044, 4612088, 9224176, 18448352]

約数ペア:

[(1, 18448352), (2, 9224176), (4, 4612088), (8, 2306044), (13, 1419104), (16, 1153022), (26, 709552), (32, 576511), (52, 354776), (61, 302432), (104, 177388), (122, 151216), (208, 88694), (244, 75608), (416, 44347), (488, 37804), (727, 25376), (793, 23264), (976, 18902), (1454, 12688), (1586, 11632), (1952, 9451), (2908, 6344), (3172, 5816)]