18035199

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1$

素因数の和:125

約数の個数: 72

約数和(自身を含む): 34393632

約数和(自身を除く): 16358433

約数列:

[1, 3, 7, 9, 13, 19, 21, 39, 57, 61, 63, 91, 117, 133, 171, 183, 247, 273, 361, 399, 427, 549, 741, 793, 819, 1083, 1159, 1197, 1281, 1729, 2223, 2379, 2527, 3249, 3477, 3843, 4693, 5187, 5551, 7137, 7581, 8113, 10431, 14079, 15067, 15561, 16653, 22021, 22743, 24339, 32851, 42237, 45201, 49959, 66063, 73017, 98553, 105469, 135603, 154147, 198189, 286273, 295659, 316407, 462441, 858819, 949221, 1387323, 2003911, 2576457, 6011733, 18035199]

約数ペア:

[(1, 18035199), (3, 6011733), (7, 2576457), (9, 2003911), (13, 1387323), (19, 949221), (21, 858819), (39, 462441), (57, 316407), (61, 295659), (63, 286273), (91, 198189), (117, 154147), (133, 135603), (171, 105469), (183, 98553), (247, 73017), (273, 66063), (361, 49959), (399, 45201), (427, 42237), (549, 32851), (741, 24339), (793, 22743), (819, 22021), (1083, 16653), (1159, 15561), (1197, 15067), (1281, 14079), (1729, 10431), (2223, 8113), (2379, 7581), (2527, 7137), (3249, 5551), (3477, 5187), (3843, 4693)]