19877724

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{3229}}^1$

素因数の和:3264

約数の個数: 60

約数和(自身を含む): 54716200

約数和(自身を除く): 34838476

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 324, 342, 513, 684, 1026, 1539, 2052, 3078, 3229, 6156, 6458, 9687, 12916, 19374, 29061, 38748, 58122, 61351, 87183, 116244, 122702, 174366, 184053, 245404, 261549, 348732, 368106, 523098, 552159, 736212, 1046196, 1104318, 1656477, 2208636, 3312954, 4969431, 6625908, 9938862, 19877724]

約数ペア:

[(1, 19877724), (2, 9938862), (3, 6625908), (4, 4969431), (6, 3312954), (9, 2208636), (12, 1656477), (18, 1104318), (19, 1046196), (27, 736212), (36, 552159), (38, 523098), (54, 368106), (57, 348732), (76, 261549), (81, 245404), (108, 184053), (114, 174366), (162, 122702), (171, 116244), (228, 87183), (324, 61351), (342, 58122), (513, 38748), (684, 29061), (1026, 19374), (1539, 12916), (2052, 9687), (3078, 6458), (3229, 6156)]