19743864

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:289

約数の個数: 96

約数和(自身を含む): 58331520

約数和(自身を除く): 38587656

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 103, 147, 163, 168, 196, 206, 294, 309, 326, 392, 412, 489, 588, 618, 652, 721, 824, 978, 1141, 1176, 1236, 1304, 1442, 1956, 2163, 2282, 2472, 2884, 3423, 3912, 4326, 4564, 5047, 5768, 6846, 7987, 8652, 9128, 10094, 13692, 15141, 15974, 16789, 17304, 20188, 23961, 27384, 30282, 31948, 33578, 40376, 47922, 50367, 60564, 63896, 67156, 95844, 100734, 117523, 121128, 134312, 191688, 201468, 235046, 352569, 402936, 470092, 705138, 822661, 940184, 1410276, 1645322, 2467983, 2820552, 3290644, 4935966, 6581288, 9871932, 19743864]

約数ペア:

[(1, 19743864), (2, 9871932), (3, 6581288), (4, 4935966), (6, 3290644), (7, 2820552), (8, 2467983), (12, 1645322), (14, 1410276), (21, 940184), (24, 822661), (28, 705138), (42, 470092), (49, 402936), (56, 352569), (84, 235046), (98, 201468), (103, 191688), (147, 134312), (163, 121128), (168, 117523), (196, 100734), (206, 95844), (294, 67156), (309, 63896), (326, 60564), (392, 50367), (412, 47922), (489, 40376), (588, 33578), (618, 31948), (652, 30282), (721, 27384), (824, 23961), (978, 20188), (1141, 17304), (1176, 16789), (1236, 15974), (1304, 15141), (1442, 13692), (1956, 10094), (2163, 9128), (2282, 8652), (2472, 7987), (2884, 6846), (3423, 5768), (3912, 5047), (4326, 4564)]