18476590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:217

約数の個数: 64

約数和(自身を含む): 38776320

約数和(自身を除く): 20299730

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 67, 109, 110, 115, 134, 218, 230, 253, 335, 506, 545, 670, 737, 1090, 1199, 1265, 1474, 1541, 2398, 2507, 2530, 3082, 3685, 5014, 5995, 7303, 7370, 7705, 11990, 12535, 14606, 15410, 16951, 25070, 27577, 33902, 36515, 55154, 73030, 80333, 84755, 137885, 160666, 167969, 169510, 275770, 335938, 401665, 803330, 839845, 1679690, 1847659, 3695318, 9238295, 18476590]

約数ペア:

[(1, 18476590), (2, 9238295), (5, 3695318), (10, 1847659), (11, 1679690), (22, 839845), (23, 803330), (46, 401665), (55, 335938), (67, 275770), (109, 169510), (110, 167969), (115, 160666), (134, 137885), (218, 84755), (230, 80333), (253, 73030), (335, 55154), (506, 36515), (545, 33902), (670, 27577), (737, 25070), (1090, 16951), (1199, 15410), (1265, 14606), (1474, 12535), (1541, 11990), (2398, 7705), (2507, 7370), (2530, 7303), (3082, 5995), (3685, 5014)]