19012490

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{241}}^1$

素因数の和:292

約数の個数: 64

約数和(自身を含む): 41817600

約数和(自身を除く): 22805110

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 70, 98, 115, 161, 230, 241, 245, 322, 343, 482, 490, 686, 805, 1127, 1205, 1610, 1687, 1715, 2254, 2410, 3374, 3430, 5543, 5635, 7889, 8435, 11086, 11270, 11809, 15778, 16870, 23618, 27715, 38801, 39445, 55430, 59045, 77602, 78890, 82663, 118090, 165326, 194005, 271607, 388010, 413315, 543214, 826630, 1358035, 1901249, 2716070, 3802498, 9506245, 19012490]

約数ペア:

[(1, 19012490), (2, 9506245), (5, 3802498), (7, 2716070), (10, 1901249), (14, 1358035), (23, 826630), (35, 543214), (46, 413315), (49, 388010), (70, 271607), (98, 194005), (115, 165326), (161, 118090), (230, 82663), (241, 78890), (245, 77602), (322, 59045), (343, 55430), (482, 39445), (490, 38801), (686, 27715), (805, 23618), (1127, 16870), (1205, 15778), (1610, 11809), (1687, 11270), (1715, 11086), (2254, 8435), (2410, 7889), (3374, 5635), (3430, 5543)]