18283408

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:224

約数の個数: 80

約数和(自身を含む): 42622272

約数和(自身を除く): 24338864

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 61, 88, 104, 122, 131, 143, 176, 208, 244, 262, 286, 488, 524, 572, 671, 793, 976, 1048, 1144, 1342, 1441, 1586, 1703, 2096, 2288, 2684, 2882, 3172, 3406, 5368, 5764, 6344, 6812, 7991, 8723, 10736, 11528, 12688, 13624, 15982, 17446, 18733, 23056, 27248, 31964, 34892, 37466, 63928, 69784, 74932, 87901, 103883, 127856, 139568, 149864, 175802, 207766, 299728, 351604, 415532, 703208, 831064, 1142713, 1406416, 1662128, 2285426, 4570852, 9141704, 18283408]

約数ペア:

[(1, 18283408), (2, 9141704), (4, 4570852), (8, 2285426), (11, 1662128), (13, 1406416), (16, 1142713), (22, 831064), (26, 703208), (44, 415532), (52, 351604), (61, 299728), (88, 207766), (104, 175802), (122, 149864), (131, 139568), (143, 127856), (176, 103883), (208, 87901), (244, 74932), (262, 69784), (286, 63928), (488, 37466), (524, 34892), (572, 31964), (671, 27248), (793, 23056), (976, 18733), (1048, 17446), (1144, 15982), (1342, 13624), (1441, 12688), (1586, 11528), (1703, 10736), (2096, 8723), (2288, 7991), (2684, 6812), (2882, 6344), (3172, 5764), (3406, 5368)]