201715181918

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{6389}}^1\times {\mathrm{830849}}^1$

素因数の和:837259

約数の個数: 16

約数和(自身を含む): 318547890000

約数和(自身を除く): 116832708082

約数列:

[1, 2, 19, 38, 6389, 12778, 121391, 242782, 830849, 1661698, 15786131, 31572262, 5308294261, 10616588522, 100857590959, 201715181918]

約数ペア:

[(1, 201715181918), (2, 100857590959), (19, 10616588522), (38, 5308294261), (6389, 31572262), (12778, 15786131), (121391, 1661698), (242782, 830849)]