20172901930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1447}}^1\times {\mathrm{82007}}^1$

素因数の和:83478

約数の個数: 32

約数和(自身を含む): 38474217216

約数和(自身を除く): 18301315286

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 1447, 2894, 7235, 14470, 24599, 49198, 82007, 122995, 164014, 245990, 410035, 820070, 1394119, 2788238, 6970595, 13941190, 118664129, 237328258, 593320645, 1186641290, 2017290193, 4034580386, 10086450965, 20172901930]

約数ペア:

[(1, 20172901930), (2, 10086450965), (5, 4034580386), (10, 2017290193), (17, 1186641290), (34, 593320645), (85, 237328258), (170, 118664129), (1447, 13941190), (2894, 6970595), (7235, 2788238), (14470, 1394119), (24599, 820070), (49198, 410035), (82007, 245990), (122995, 164014)]