19369980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{15373}}^1$

素因数の和:15395

約数の個数: 72

約数和(自身を含む): 67153632

約数和(自身を除く): 47783652

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 15373, 30746, 46119, 61492, 76865, 92238, 107611, 138357, 153730, 184476, 215222, 230595, 276714, 307460, 322833, 430444, 461190, 538055, 553428, 645666, 691785, 922380, 968499, 1076110, 1291332, 1383570, 1614165, 1936998, 2152220, 2767140, 3228330, 3873996, 4842495, 6456660, 9684990, 19369980]

約数ペア:

[(1, 19369980), (2, 9684990), (3, 6456660), (4, 4842495), (5, 3873996), (6, 3228330), (7, 2767140), (9, 2152220), (10, 1936998), (12, 1614165), (14, 1383570), (15, 1291332), (18, 1076110), (20, 968499), (21, 922380), (28, 691785), (30, 645666), (35, 553428), (36, 538055), (42, 461190), (45, 430444), (60, 322833), (63, 307460), (70, 276714), (84, 230595), (90, 215222), (105, 184476), (126, 153730), (140, 138357), (180, 107611), (210, 92238), (252, 76865), (315, 61492), (420, 46119), (630, 30746), (1260, 15373)]