20129121856

素因数分解:

$2^6\times {\mathrm{53}}^1\times {\mathrm{599}}^1\times {\mathrm{9907}}^1$

素因数の和:10571

約数の個数: 56

約数和(自身を含む): 40769438400

約数和(自身を除く): 20640316544

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 212, 424, 599, 848, 1198, 1696, 2396, 3392, 4792, 9584, 9907, 19168, 19814, 31747, 38336, 39628, 63494, 79256, 126988, 158512, 253976, 317024, 507952, 525071, 634048, 1015904, 1050142, 2031808, 2100284, 4200568, 5934293, 8401136, 11868586, 16802272, 23737172, 33604544, 47474344, 94948688, 189897376, 314517529, 379794752, 629035058, 1258070116, 2516140232, 5032280464, 10064560928, 20129121856]

約数ペア:

[(1, 20129121856), (2, 10064560928), (4, 5032280464), (8, 2516140232), (16, 1258070116), (32, 629035058), (53, 379794752), (64, 314517529), (106, 189897376), (212, 94948688), (424, 47474344), (599, 33604544), (848, 23737172), (1198, 16802272), (1696, 11868586), (2396, 8401136), (3392, 5934293), (4792, 4200568), (9584, 2100284), (9907, 2031808), (19168, 1050142), (19814, 1015904), (31747, 634048), (38336, 525071), (39628, 507952), (63494, 317024), (79256, 253976), (126988, 158512)]