20126908935

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1359467}}^1$

素因数の和:1359532

約数の個数: 48

約数和(自身を含む): 40718785536

約数和(自身を除く): 20591876601

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 47, 63, 105, 141, 235, 315, 329, 423, 705, 987, 1645, 2115, 2961, 4935, 14805, 1359467, 4078401, 6797335, 9516269, 12235203, 20392005, 28548807, 47581345, 61176015, 63894949, 85646421, 142744035, 191684847, 319474745, 428232105, 447264643, 575054541, 958424235, 1341793929, 2236323215, 2875272705, 4025381787, 6708969645, 20126908935]

約数ペア:

[(1, 20126908935), (3, 6708969645), (5, 4025381787), (7, 2875272705), (9, 2236323215), (15, 1341793929), (21, 958424235), (35, 575054541), (45, 447264643), (47, 428232105), (63, 319474745), (105, 191684847), (141, 142744035), (235, 85646421), (315, 63894949), (329, 61176015), (423, 47581345), (705, 28548807), (987, 20392005), (1645, 12235203), (2115, 9516269), (2961, 6797335), (4935, 4078401), (14805, 1359467)]