19413285

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{503}}^1$

素因数の和:625

約数の個数: 32

約数和(自身を含む): 32514048

約数和(自身を除く): 13100763

約数列:

[1, 3, 5, 15, 31, 83, 93, 155, 249, 415, 465, 503, 1245, 1509, 2515, 2573, 7545, 7719, 12865, 15593, 38595, 41749, 46779, 77965, 125247, 208745, 233895, 626235, 1294219, 3882657, 6471095, 19413285]

約数ペア:

[(1, 19413285), (3, 6471095), (5, 3882657), (15, 1294219), (31, 626235), (83, 233895), (93, 208745), (155, 125247), (249, 77965), (415, 46779), (465, 41749), (503, 38595), (1245, 15593), (1509, 12865), (2515, 7719), (2573, 7545)]