19366880

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9311}}^1$

素因数の和:9339

約数の個数: 48

約数和(自身を含む): 49279104

約数和(自身を除く): 29912224

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 9311, 18622, 37244, 46555, 74488, 93110, 121043, 148976, 186220, 242086, 297952, 372440, 484172, 605215, 744880, 968344, 1210430, 1489760, 1936688, 2420860, 3873376, 4841720, 9683440, 19366880]

約数ペア:

[(1, 19366880), (2, 9683440), (4, 4841720), (5, 3873376), (8, 2420860), (10, 1936688), (13, 1489760), (16, 1210430), (20, 968344), (26, 744880), (32, 605215), (40, 484172), (52, 372440), (65, 297952), (80, 242086), (104, 186220), (130, 148976), (160, 121043), (208, 93110), (260, 74488), (416, 46555), (520, 37244), (1040, 18622), (2080, 9311)]