20512163392

素因数分解:

$2^6\times 7^1\times {\mathrm{2711}}^1\times {\mathrm{16889}}^1$

素因数の和:19619

約数の個数: 56

約数和(自身を含む): 46538570880

約数和(自身を除く): 26026407488

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 2711, 5422, 10844, 16889, 18977, 21688, 33778, 37954, 43376, 67556, 75908, 86752, 118223, 135112, 151816, 173504, 236446, 270224, 303632, 472892, 540448, 607264, 945784, 1080896, 1214528, 1891568, 3783136, 7566272, 45786079, 91572158, 183144316, 320502553, 366288632, 641005106, 732577264, 1282010212, 1465154528, 2564020424, 2930309056, 5128040848, 10256081696, 20512163392]

約数ペア:

[(1, 20512163392), (2, 10256081696), (4, 5128040848), (7, 2930309056), (8, 2564020424), (14, 1465154528), (16, 1282010212), (28, 732577264), (32, 641005106), (56, 366288632), (64, 320502553), (112, 183144316), (224, 91572158), (448, 45786079), (2711, 7566272), (5422, 3783136), (10844, 1891568), (16889, 1214528), (18977, 1080896), (21688, 945784), (33778, 607264), (37954, 540448), (43376, 472892), (67556, 303632), (75908, 270224), (86752, 236446), (118223, 173504), (135112, 151816)]