20176715532

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{640043}}^1$

素因数の和:640158

約数の個数: 48

約数和(自身を含む): 49032490752

約数和(自身を除く): 28855775220

約数列:

[1, 2, 3, 4, 6, 12, 37, 71, 74, 111, 142, 148, 213, 222, 284, 426, 444, 852, 2627, 5254, 7881, 10508, 15762, 31524, 640043, 1280086, 1920129, 2560172, 3840258, 7680516, 23681591, 45443053, 47363182, 71044773, 90886106, 94726364, 136329159, 142089546, 181772212, 272658318, 284179092, 545316636, 1681392961, 3362785922, 5044178883, 6725571844, 10088357766, 20176715532]

約数ペア:

[(1, 20176715532), (2, 10088357766), (3, 6725571844), (4, 5044178883), (6, 3362785922), (12, 1681392961), (37, 545316636), (71, 284179092), (74, 272658318), (111, 181772212), (142, 142089546), (148, 136329159), (213, 94726364), (222, 90886106), (284, 71044773), (426, 47363182), (444, 45443053), (852, 23681591), (2627, 7680516), (5254, 3840258), (7881, 2560172), (10508, 1920129), (15762, 1280086), (31524, 640043)]