19980492

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7673}}^1$

素因数の和:7718

約数の個数: 48

約数和(自身を含む): 55007232

約数和(自身を除く): 35026740

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 1302, 2604, 7673, 15346, 23019, 30692, 46038, 53711, 92076, 107422, 161133, 214844, 237863, 322266, 475726, 644532, 713589, 951452, 1427178, 1665041, 2854356, 3330082, 4995123, 6660164, 9990246, 19980492]

約数ペア:

[(1, 19980492), (2, 9990246), (3, 6660164), (4, 4995123), (6, 3330082), (7, 2854356), (12, 1665041), (14, 1427178), (21, 951452), (28, 713589), (31, 644532), (42, 475726), (62, 322266), (84, 237863), (93, 214844), (124, 161133), (186, 107422), (217, 92076), (372, 53711), (434, 46038), (651, 30692), (868, 23019), (1302, 15346), (2604, 7673)]