16672370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 35925120

約数和(自身を除く): 19252750

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 89, 110, 130, 131, 143, 178, 262, 286, 445, 655, 715, 890, 979, 1157, 1310, 1430, 1441, 1703, 1958, 2314, 2882, 3406, 4895, 5785, 7205, 8515, 9790, 11570, 11659, 12727, 14410, 17030, 18733, 23318, 25454, 37466, 58295, 63635, 93665, 116590, 127270, 128249, 151567, 187330, 256498, 303134, 641245, 757835, 1282490, 1515670, 1667237, 3334474, 8336185, 16672370]

約数ペア:

[(1, 16672370), (2, 8336185), (5, 3334474), (10, 1667237), (11, 1515670), (13, 1282490), (22, 757835), (26, 641245), (55, 303134), (65, 256498), (89, 187330), (110, 151567), (130, 128249), (131, 127270), (143, 116590), (178, 93665), (262, 63635), (286, 58295), (445, 37466), (655, 25454), (715, 23318), (890, 18733), (979, 17030), (1157, 14410), (1310, 12727), (1430, 11659), (1441, 11570), (1703, 9790), (1958, 8515), (2314, 7205), (2882, 5785), (3406, 4895)]