20853837134

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{41}}^2\times {\mathrm{127}}^1$

素因数の和:271

約数の個数: 108

約数和(自身を含む): 37171147392

約数和(自身を除く): 16317310258

約数列:

[1, 2, 13, 17, 26, 34, 41, 82, 127, 169, 221, 254, 289, 338, 442, 533, 578, 697, 1066, 1394, 1651, 1681, 2159, 2873, 3302, 3362, 3757, 4318, 5207, 5746, 6929, 7514, 9061, 10414, 11849, 13858, 18122, 21463, 21853, 23698, 28067, 28577, 36703, 42926, 43706, 48841, 56134, 57154, 67691, 73406, 88519, 97682, 117793, 135382, 154037, 177038, 213487, 235586, 284089, 308074, 364871, 371501, 426974, 477139, 485809, 568178, 729742, 743002, 879983, 954278, 971618, 1150747, 1504823, 1759966, 2002481, 2301494, 2775331, 3009646, 3629279, 4004962, 4829513, 5550662, 6202807, 6315517, 7258558, 9659026, 12405614, 12631034, 14959711, 19562699, 29919422, 36079303, 39125398, 47180627, 61697743, 72158606, 82101721, 94361254, 123395486, 164203442, 254315087, 508630174, 613348151, 802070659, 1226696302, 1604141318, 10426918567, 20853837134]

約数ペア:

[(1, 20853837134), (2, 10426918567), (13, 1604141318), (17, 1226696302), (26, 802070659), (34, 613348151), (41, 508630174), (82, 254315087), (127, 164203442), (169, 123395486), (221, 94361254), (254, 82101721), (289, 72158606), (338, 61697743), (442, 47180627), (533, 39125398), (578, 36079303), (697, 29919422), (1066, 19562699), (1394, 14959711), (1651, 12631034), (1681, 12405614), (2159, 9659026), (2873, 7258558), (3302, 6315517), (3362, 6202807), (3757, 5550662), (4318, 4829513), (5207, 4004962), (5746, 3629279), (6929, 3009646), (7514, 2775331), (9061, 2301494), (10414, 2002481), (11849, 1759966), (13858, 1504823), (18122, 1150747), (21463, 971618), (21853, 954278), (23698, 879983), (28067, 743002), (28577, 729742), (36703, 568178), (42926, 485809), (43706, 477139), (48841, 426974), (56134, 371501), (57154, 364871), (67691, 308074), (73406, 284089), (88519, 235586), (97682, 213487), (117793, 177038), (135382, 154037)]