20157883902

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1621}}^1\times {\mathrm{2797}}^1$

素因数の和:4458

約数の個数: 96

約数和(自身を含む): 49558847520

約数和(自身を除く): 29400963618

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 114, 117, 171, 234, 247, 342, 494, 741, 1482, 1621, 2223, 2797, 3242, 4446, 4863, 5594, 8391, 9726, 14589, 16782, 21073, 25173, 29178, 30799, 36361, 42146, 50346, 53143, 61598, 63219, 72722, 92397, 106286, 109083, 126438, 159429, 184794, 189657, 218166, 277191, 318858, 327249, 379314, 400387, 478287, 554382, 654498, 690859, 800774, 956574, 1201161, 1381718, 2072577, 2402322, 3603483, 4145154, 4533937, 6217731, 7206966, 9067874, 12435462, 13601811, 27203622, 40805433, 58941181, 81610866, 86144803, 117882362, 172289606, 176823543, 258434409, 353647086, 516868818, 530470629, 775303227, 1060941258, 1119882439, 1550606454, 2239764878, 3359647317, 6719294634, 10078941951, 20157883902]

約数ペア:

[(1, 20157883902), (2, 10078941951), (3, 6719294634), (6, 3359647317), (9, 2239764878), (13, 1550606454), (18, 1119882439), (19, 1060941258), (26, 775303227), (38, 530470629), (39, 516868818), (57, 353647086), (78, 258434409), (114, 176823543), (117, 172289606), (171, 117882362), (234, 86144803), (247, 81610866), (342, 58941181), (494, 40805433), (741, 27203622), (1482, 13601811), (1621, 12435462), (2223, 9067874), (2797, 7206966), (3242, 6217731), (4446, 4533937), (4863, 4145154), (5594, 3603483), (8391, 2402322), (9726, 2072577), (14589, 1381718), (16782, 1201161), (21073, 956574), (25173, 800774), (29178, 690859), (30799, 654498), (36361, 554382), (42146, 478287), (50346, 400387), (53143, 379314), (61598, 327249), (63219, 318858), (72722, 277191), (92397, 218166), (106286, 189657), (109083, 184794), (126438, 159429)]