19787568

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{9587}}^1$

素因数の和:9641

約数の個数: 40

約数和(自身を含む): 52312128

約数和(自身を除く): 32524560

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 9587, 19174, 28761, 38348, 57522, 76696, 115044, 153392, 230088, 412241, 460176, 824482, 1236723, 1648964, 2473446, 3297928, 4946892, 6595856, 9893784, 19787568]

約数ペア:

[(1, 19787568), (2, 9893784), (3, 6595856), (4, 4946892), (6, 3297928), (8, 2473446), (12, 1648964), (16, 1236723), (24, 824482), (43, 460176), (48, 412241), (86, 230088), (129, 153392), (172, 115044), (258, 76696), (344, 57522), (516, 38348), (688, 28761), (1032, 19174), (2064, 9587)]