18958086

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7919}}^1$

素因数の和:7953

約数の個数: 48

約数和(自身を含む): 49420800

約数和(自身を除く): 30462714

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 7919, 15838, 23757, 47514, 55433, 71271, 110866, 142542, 150461, 166299, 300922, 332598, 451383, 498897, 902766, 997794, 1053227, 1354149, 2106454, 2708298, 3159681, 6319362, 9479043, 18958086]

約数ペア:

[(1, 18958086), (2, 9479043), (3, 6319362), (6, 3159681), (7, 2708298), (9, 2106454), (14, 1354149), (18, 1053227), (19, 997794), (21, 902766), (38, 498897), (42, 451383), (57, 332598), (63, 300922), (114, 166299), (126, 150461), (133, 142542), (171, 110866), (266, 71271), (342, 55433), (399, 47514), (798, 23757), (1197, 15838), (2394, 7919)]