20071373408

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{444529}}^1$

素因数の和:444639

約数の個数: 48

約数和(自身を含む): 42344149680

約数和(自身を除く): 22272776272

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 83, 136, 166, 272, 332, 544, 664, 1328, 1411, 2656, 2822, 5644, 11288, 22576, 45152, 444529, 889058, 1778116, 3556232, 7112464, 7556993, 14224928, 15113986, 30227972, 36895907, 60455944, 73791814, 120911888, 147583628, 241823776, 295167256, 590334512, 627230419, 1180669024, 1254460838, 2508921676, 5017843352, 10035686704, 20071373408]

約数ペア:

[(1, 20071373408), (2, 10035686704), (4, 5017843352), (8, 2508921676), (16, 1254460838), (17, 1180669024), (32, 627230419), (34, 590334512), (68, 295167256), (83, 241823776), (136, 147583628), (166, 120911888), (272, 73791814), (332, 60455944), (544, 36895907), (664, 30227972), (1328, 15113986), (1411, 14224928), (2656, 7556993), (2822, 7112464), (5644, 3556232), (11288, 1778116), (22576, 889058), (45152, 444529)]