19643730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{337}}^1$

素因数の和:443

約数の個数: 64

約数和(自身を含む): 49645440

約数和(自身を除く): 30001710

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 67, 87, 134, 145, 174, 201, 290, 335, 337, 402, 435, 670, 674, 870, 1005, 1011, 1685, 1943, 2010, 2022, 3370, 3886, 5055, 5829, 9715, 9773, 10110, 11658, 19430, 19546, 22579, 29145, 29319, 45158, 48865, 58290, 58638, 67737, 97730, 112895, 135474, 146595, 225790, 293190, 338685, 654791, 677370, 1309582, 1964373, 3273955, 3928746, 6547910, 9821865, 19643730]

約数ペア:

[(1, 19643730), (2, 9821865), (3, 6547910), (5, 3928746), (6, 3273955), (10, 1964373), (15, 1309582), (29, 677370), (30, 654791), (58, 338685), (67, 293190), (87, 225790), (134, 146595), (145, 135474), (174, 112895), (201, 97730), (290, 67737), (335, 58638), (337, 58290), (402, 48865), (435, 45158), (670, 29319), (674, 29145), (870, 22579), (1005, 19546), (1011, 19430), (1685, 11658), (1943, 10110), (2010, 9773), (2022, 9715), (3370, 5829), (3886, 5055)]