19650318130

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{523}}^1\times {\mathrm{6379}}^1$

素因数の和:6959

約数の個数: 64

約数和(自身を含む): 38512742400

約数和(自身を除く): 18862424270

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 310, 523, 589, 1046, 1178, 2615, 2945, 5230, 5890, 6379, 9937, 12758, 16213, 19874, 31895, 32426, 49685, 63790, 81065, 99370, 121201, 162130, 197749, 242402, 308047, 395498, 606005, 616094, 988745, 1212010, 1540235, 1977490, 3080470, 3336217, 3757231, 6672434, 7514462, 16681085, 18786155, 33362170, 37572310, 63388123, 103422727, 126776246, 206845454, 316940615, 517113635, 633881230, 1034227270, 1965031813, 3930063626, 9825159065, 19650318130]

約数ペア:

[(1, 19650318130), (2, 9825159065), (5, 3930063626), (10, 1965031813), (19, 1034227270), (31, 633881230), (38, 517113635), (62, 316940615), (95, 206845454), (155, 126776246), (190, 103422727), (310, 63388123), (523, 37572310), (589, 33362170), (1046, 18786155), (1178, 16681085), (2615, 7514462), (2945, 6672434), (5230, 3757231), (5890, 3336217), (6379, 3080470), (9937, 1977490), (12758, 1540235), (16213, 1212010), (19874, 988745), (31895, 616094), (32426, 606005), (49685, 395498), (63790, 308047), (81065, 242402), (99370, 197749), (121201, 162130)]