16954806

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:237

約数の個数: 64

約数和(自身を含む): 39004416

約数和(自身を除く): 22049610

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 53, 66, 74, 106, 111, 131, 159, 222, 262, 318, 393, 407, 583, 786, 814, 1166, 1221, 1441, 1749, 1961, 2442, 2882, 3498, 3922, 4323, 4847, 5883, 6943, 8646, 9694, 11766, 13886, 14541, 20829, 21571, 29082, 41658, 43142, 53317, 64713, 76373, 106634, 129426, 152746, 159951, 229119, 256891, 319902, 458238, 513782, 770673, 1541346, 2825801, 5651602, 8477403, 16954806]

約数ペア:

[(1, 16954806), (2, 8477403), (3, 5651602), (6, 2825801), (11, 1541346), (22, 770673), (33, 513782), (37, 458238), (53, 319902), (66, 256891), (74, 229119), (106, 159951), (111, 152746), (131, 129426), (159, 106634), (222, 76373), (262, 64713), (318, 53317), (393, 43142), (407, 41658), (583, 29082), (786, 21571), (814, 20829), (1166, 14541), (1221, 13886), (1441, 11766), (1749, 9694), (1961, 8646), (2442, 6943), (2882, 5883), (3498, 4847), (3922, 4323)]