18644406

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:509

約数の個数: 48

約数和(自身を含む): 41757744

約数和(自身を除く): 23113338

約数列:

[1, 2, 3, 6, 11, 22, 33, 61, 66, 121, 122, 183, 242, 363, 366, 421, 671, 726, 842, 1263, 1342, 2013, 2526, 4026, 4631, 7381, 9262, 13893, 14762, 22143, 25681, 27786, 44286, 50941, 51362, 77043, 101882, 152823, 154086, 282491, 305646, 564982, 847473, 1694946, 3107401, 6214802, 9322203, 18644406]

約数ペア:

[(1, 18644406), (2, 9322203), (3, 6214802), (6, 3107401), (11, 1694946), (22, 847473), (33, 564982), (61, 305646), (66, 282491), (121, 154086), (122, 152823), (183, 101882), (242, 77043), (363, 51362), (366, 50941), (421, 44286), (671, 27786), (726, 25681), (842, 22143), (1263, 14762), (1342, 13893), (2013, 9262), (2526, 7381), (4026, 4631)]