19928692

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{5981}}^1$

素因数の和:6016

約数の個数: 36

約数和(自身を含む): 42962724

約数和(自身を除く): 23034032

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 119, 196, 238, 476, 833, 1666, 3332, 5981, 11962, 23924, 41867, 83734, 101677, 167468, 203354, 293069, 406708, 586138, 711739, 1172276, 1423478, 2846956, 4982173, 9964346, 19928692]

約数ペア:

[(1, 19928692), (2, 9964346), (4, 4982173), (7, 2846956), (14, 1423478), (17, 1172276), (28, 711739), (34, 586138), (49, 406708), (68, 293069), (98, 203354), (119, 167468), (196, 101677), (238, 83734), (476, 41867), (833, 23924), (1666, 11962), (3332, 5981)]