20120896

素因数分解:

$2^6\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1$

素因数の和:371

約数の個数: 56

約数和(自身を含む): 42565320

約数和(自身を除く): 22444424

約数列:

[1, 2, 4, 8, 16, 29, 32, 37, 58, 64, 74, 116, 148, 232, 293, 296, 464, 586, 592, 928, 1073, 1172, 1184, 1856, 2146, 2344, 2368, 4292, 4688, 8497, 8584, 9376, 10841, 16994, 17168, 18752, 21682, 33988, 34336, 43364, 67976, 68672, 86728, 135952, 173456, 271904, 314389, 346912, 543808, 628778, 693824, 1257556, 2515112, 5030224, 10060448, 20120896]

約数ペア:

[(1, 20120896), (2, 10060448), (4, 5030224), (8, 2515112), (16, 1257556), (29, 693824), (32, 628778), (37, 543808), (58, 346912), (64, 314389), (74, 271904), (116, 173456), (148, 135952), (232, 86728), (293, 68672), (296, 67976), (464, 43364), (586, 34336), (592, 33988), (928, 21682), (1073, 18752), (1172, 17168), (1184, 16994), (1856, 10841), (2146, 9376), (2344, 8584), (2368, 8497), (4292, 4688)]