19712912778

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{6029}}^1$

素因数の和:6296

約数の個数: 96

約数和(自身を含む): 46817643600

約数和(自身を除く): 27104730822

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 89, 117, 157, 178, 234, 267, 314, 471, 534, 801, 942, 1157, 1413, 1602, 2041, 2314, 2826, 3471, 4082, 6029, 6123, 6942, 10413, 12058, 12246, 13973, 18087, 18369, 20826, 27946, 36174, 36738, 41919, 54261, 78377, 83838, 108522, 125757, 156754, 181649, 235131, 251514, 363298, 470262, 536581, 544947, 705393, 946553, 1073162, 1089894, 1410786, 1609743, 1634841, 1893106, 2839659, 3219486, 3269682, 4829229, 5679318, 6975553, 8518977, 9658458, 12305189, 13951106, 17037954, 20926659, 24610378, 36915567, 41853318, 62779977, 73831134, 84243217, 110746701, 125559954, 168486434, 221493402, 252729651, 505459302, 758188953, 1095161821, 1516377906, 2190323642, 3285485463, 6570970926, 9856456389, 19712912778]

約数ペア:

[(1, 19712912778), (2, 9856456389), (3, 6570970926), (6, 3285485463), (9, 2190323642), (13, 1516377906), (18, 1095161821), (26, 758188953), (39, 505459302), (78, 252729651), (89, 221493402), (117, 168486434), (157, 125559954), (178, 110746701), (234, 84243217), (267, 73831134), (314, 62779977), (471, 41853318), (534, 36915567), (801, 24610378), (942, 20926659), (1157, 17037954), (1413, 13951106), (1602, 12305189), (2041, 9658458), (2314, 8518977), (2826, 6975553), (3471, 5679318), (4082, 4829229), (6029, 3269682), (6123, 3219486), (6942, 2839659), (10413, 1893106), (12058, 1634841), (12246, 1609743), (13973, 1410786), (18087, 1089894), (18369, 1073162), (20826, 946553), (27946, 705393), (36174, 544947), (36738, 536581), (41919, 470262), (54261, 363298), (78377, 251514), (83838, 235131), (108522, 181649), (125757, 156754)]