20190488318

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1440737}}^1$

素因数の和:1440777

約数の個数: 48

約数和(自身を含む): 41389521264

約数和(自身を除く): 21199032946

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 49, 77, 91, 98, 143, 154, 182, 286, 539, 637, 1001, 1078, 1274, 2002, 7007, 14014, 1440737, 2881474, 10085159, 15848107, 18729581, 20170318, 31696214, 37459162, 70596113, 110936749, 131107067, 141192226, 206025391, 221873498, 262214134, 412050782, 776557243, 917749469, 1442177737, 1553114486, 1835498938, 2884355474, 10095244159, 20190488318]

約数ペア:

[(1, 20190488318), (2, 10095244159), (7, 2884355474), (11, 1835498938), (13, 1553114486), (14, 1442177737), (22, 917749469), (26, 776557243), (49, 412050782), (77, 262214134), (91, 221873498), (98, 206025391), (143, 141192226), (154, 131107067), (182, 110936749), (286, 70596113), (539, 37459162), (637, 31696214), (1001, 20170318), (1078, 18729581), (1274, 15848107), (2002, 10085159), (7007, 2881474), (14014, 1440737)]