19402383

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1$

素因数の和:125

約数の個数: 72

約数和(自身を含む): 36049536

約数和(自身を除く): 16647153

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 49, 71, 77, 91, 143, 147, 169, 213, 231, 273, 429, 497, 507, 539, 637, 781, 923, 1001, 1183, 1491, 1617, 1859, 1911, 2343, 2769, 3003, 3479, 3549, 5467, 5577, 6461, 7007, 8281, 10153, 10437, 11999, 13013, 16401, 19383, 21021, 24843, 30459, 35997, 38269, 39039, 45227, 71071, 83993, 91091, 114807, 131989, 135681, 213213, 251979, 273273, 395967, 497497, 587951, 923923, 1492491, 1763853, 2771769, 6467461, 19402383]

約数ペア:

[(1, 19402383), (3, 6467461), (7, 2771769), (11, 1763853), (13, 1492491), (21, 923923), (33, 587951), (39, 497497), (49, 395967), (71, 273273), (77, 251979), (91, 213213), (143, 135681), (147, 131989), (169, 114807), (213, 91091), (231, 83993), (273, 71071), (429, 45227), (497, 39039), (507, 38269), (539, 35997), (637, 30459), (781, 24843), (923, 21021), (1001, 19383), (1183, 16401), (1491, 13013), (1617, 11999), (1859, 10437), (1911, 10153), (2343, 8281), (2769, 7007), (3003, 6461), (3479, 5577), (3549, 5467)]