20348030178

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{1811}}^1\times {\mathrm{12739}}^1$

素因数の和:14572

約数の個数: 72

約数和(自身を含む): 51317688240

約数和(自身を除く): 30969658062

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 1811, 3622, 5433, 10866, 12677, 12739, 16299, 25354, 25478, 32598, 38031, 38217, 76062, 76434, 88739, 89173, 114093, 114651, 177478, 178346, 228186, 229302, 266217, 267519, 532434, 535038, 624211, 798651, 802557, 1248422, 1597302, 1605114, 1872633, 3745266, 5617899, 11235798, 23070329, 46140658, 69210987, 138421974, 161492303, 207632961, 322984606, 415265922, 484476909, 968953818, 1130446121, 1453430727, 2260892242, 2906861454, 3391338363, 6782676726, 10174015089, 20348030178]

約数ペア:

[(1, 20348030178), (2, 10174015089), (3, 6782676726), (6, 3391338363), (7, 2906861454), (9, 2260892242), (14, 1453430727), (18, 1130446121), (21, 968953818), (42, 484476909), (49, 415265922), (63, 322984606), (98, 207632961), (126, 161492303), (147, 138421974), (294, 69210987), (441, 46140658), (882, 23070329), (1811, 11235798), (3622, 5617899), (5433, 3745266), (10866, 1872633), (12677, 1605114), (12739, 1597302), (16299, 1248422), (25354, 802557), (25478, 798651), (32598, 624211), (38031, 535038), (38217, 532434), (76062, 267519), (76434, 266217), (88739, 229302), (89173, 228186), (114093, 178346), (114651, 177478)]