18102812

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1213}}^1$

素因数の和:1278

約数の個数: 48

約数和(自身を含む): 39974592

約数和(自身を除く): 21871780

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 41, 52, 82, 91, 164, 182, 287, 364, 533, 574, 1066, 1148, 1213, 2132, 2426, 3731, 4852, 7462, 8491, 14924, 15769, 16982, 31538, 33964, 49733, 63076, 99466, 110383, 198932, 220766, 348131, 441532, 646529, 696262, 1293058, 1392524, 2586116, 4525703, 9051406, 18102812]

約数ペア:

[(1, 18102812), (2, 9051406), (4, 4525703), (7, 2586116), (13, 1392524), (14, 1293058), (26, 696262), (28, 646529), (41, 441532), (52, 348131), (82, 220766), (91, 198932), (164, 110383), (182, 99466), (287, 63076), (364, 49733), (533, 33964), (574, 31538), (1066, 16982), (1148, 15769), (1213, 14924), (2132, 8491), (2426, 7462), (3731, 4852)]