20131560752

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{857}}^1\times {\mathrm{1289}}^1$

素因数の和:2238

約数の個数: 80

約数和(自身を含む): 41997178080

約数和(自身を除く): 21865617328

約数列:

[1, 2, 4, 8, 16, 17, 34, 67, 68, 134, 136, 268, 272, 536, 857, 1072, 1139, 1289, 1714, 2278, 2578, 3428, 4556, 5156, 6856, 9112, 10312, 13712, 14569, 18224, 20624, 21913, 29138, 43826, 57419, 58276, 86363, 87652, 114838, 116552, 172726, 175304, 229676, 233104, 345452, 350608, 459352, 690904, 918704, 976123, 1104673, 1381808, 1468171, 1952246, 2209346, 2936342, 3904492, 4418692, 5872684, 7808984, 8837384, 11745368, 15617968, 17674768, 18779441, 23490736, 37558882, 74013091, 75117764, 148026182, 150235528, 296052364, 300471056, 592104728, 1184209456, 1258222547, 2516445094, 5032890188, 10065780376, 20131560752]

約数ペア:

[(1, 20131560752), (2, 10065780376), (4, 5032890188), (8, 2516445094), (16, 1258222547), (17, 1184209456), (34, 592104728), (67, 300471056), (68, 296052364), (134, 150235528), (136, 148026182), (268, 75117764), (272, 74013091), (536, 37558882), (857, 23490736), (1072, 18779441), (1139, 17674768), (1289, 15617968), (1714, 11745368), (2278, 8837384), (2578, 7808984), (3428, 5872684), (4556, 4418692), (5156, 3904492), (6856, 2936342), (9112, 2209346), (10312, 1952246), (13712, 1468171), (14569, 1381808), (18224, 1104673), (20624, 976123), (21913, 918704), (29138, 690904), (43826, 459352), (57419, 350608), (58276, 345452), (86363, 233104), (87652, 229676), (114838, 175304), (116552, 172726)]