20843394

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1429}}^1$

素因数の和:1475

約数の個数: 64

約数和(自身を含む): 51891840

約数和(自身を除く): 31048446

約数列:

[1, 2, 3, 6, 11, 13, 17, 22, 26, 33, 34, 39, 51, 66, 78, 102, 143, 187, 221, 286, 374, 429, 442, 561, 663, 858, 1122, 1326, 1429, 2431, 2858, 4287, 4862, 7293, 8574, 14586, 15719, 18577, 24293, 31438, 37154, 47157, 48586, 55731, 72879, 94314, 111462, 145758, 204347, 267223, 315809, 408694, 534446, 613041, 631618, 801669, 947427, 1226082, 1603338, 1894854, 3473899, 6947798, 10421697, 20843394]

約数ペア:

[(1, 20843394), (2, 10421697), (3, 6947798), (6, 3473899), (11, 1894854), (13, 1603338), (17, 1226082), (22, 947427), (26, 801669), (33, 631618), (34, 613041), (39, 534446), (51, 408694), (66, 315809), (78, 267223), (102, 204347), (143, 145758), (187, 111462), (221, 94314), (286, 72879), (374, 55731), (429, 48586), (442, 47157), (561, 37154), (663, 31438), (858, 24293), (1122, 18577), (1326, 15719), (1429, 14586), (2431, 8574), (2858, 7293), (4287, 4862)]