17966771980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4091}}^1\times {\mathrm{12917}}^1$

素因数の和:17034

約数の個数: 48

約数和(自身を含む): 39962504736

約数和(自身を除く): 21995732756

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 4091, 8182, 12917, 16364, 20455, 25834, 40910, 51668, 64585, 69547, 81820, 129170, 139094, 219589, 258340, 278188, 347735, 439178, 695470, 878356, 1097945, 1390940, 2195890, 4391780, 52843447, 105686894, 211373788, 264217235, 528434470, 898338599, 1056868940, 1796677198, 3593354396, 4491692995, 8983385990, 17966771980]

約数ペア:

[(1, 17966771980), (2, 8983385990), (4, 4491692995), (5, 3593354396), (10, 1796677198), (17, 1056868940), (20, 898338599), (34, 528434470), (68, 264217235), (85, 211373788), (170, 105686894), (340, 52843447), (4091, 4391780), (8182, 2195890), (12917, 1390940), (16364, 1097945), (20455, 878356), (25834, 695470), (40910, 439178), (51668, 347735), (64585, 278188), (69547, 258340), (81820, 219589), (129170, 139094)]