18688692

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:301

約数の個数: 72

約数和(自身を含む): 48948256

約数和(自身を除く): 30259564

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 61, 66, 121, 122, 132, 183, 211, 242, 244, 363, 366, 422, 484, 633, 671, 726, 732, 844, 1266, 1342, 1452, 2013, 2321, 2532, 2684, 4026, 4642, 6963, 7381, 8052, 9284, 12871, 13926, 14762, 22143, 25531, 25742, 27852, 29524, 38613, 44286, 51062, 51484, 76593, 77226, 88572, 102124, 141581, 153186, 154452, 283162, 306372, 424743, 566324, 849486, 1557391, 1698972, 3114782, 4672173, 6229564, 9344346, 18688692]

約数ペア:

[(1, 18688692), (2, 9344346), (3, 6229564), (4, 4672173), (6, 3114782), (11, 1698972), (12, 1557391), (22, 849486), (33, 566324), (44, 424743), (61, 306372), (66, 283162), (121, 154452), (122, 153186), (132, 141581), (183, 102124), (211, 88572), (242, 77226), (244, 76593), (363, 51484), (366, 51062), (422, 44286), (484, 38613), (633, 29524), (671, 27852), (726, 25742), (732, 25531), (844, 22143), (1266, 14762), (1342, 13926), (1452, 12871), (2013, 9284), (2321, 8052), (2532, 7381), (2684, 6963), (4026, 4642)]