20961567408

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{853}}^1\times {\mathrm{22259}}^1$

素因数の和:23146

約数の個数: 80

約数和(自身を含む): 56573879040

約数和(自身を除く): 35612311632

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 276, 368, 552, 853, 1104, 1706, 2559, 3412, 5118, 6824, 10236, 13648, 19619, 20472, 22259, 39238, 40944, 44518, 58857, 66777, 78476, 89036, 117714, 133554, 156952, 178072, 235428, 267108, 313904, 356144, 470856, 511957, 534216, 941712, 1023914, 1068432, 1535871, 2047828, 3071742, 4095656, 6143484, 8191312, 12286968, 18986927, 24573936, 37973854, 56960781, 75947708, 113921562, 151895416, 227843124, 303790832, 436699321, 455686248, 873398642, 911372496, 1310097963, 1746797284, 2620195926, 3493594568, 5240391852, 6987189136, 10480783704, 20961567408]

約数ペア:

[(1, 20961567408), (2, 10480783704), (3, 6987189136), (4, 5240391852), (6, 3493594568), (8, 2620195926), (12, 1746797284), (16, 1310097963), (23, 911372496), (24, 873398642), (46, 455686248), (48, 436699321), (69, 303790832), (92, 227843124), (138, 151895416), (184, 113921562), (276, 75947708), (368, 56960781), (552, 37973854), (853, 24573936), (1104, 18986927), (1706, 12286968), (2559, 8191312), (3412, 6143484), (5118, 4095656), (6824, 3071742), (10236, 2047828), (13648, 1535871), (19619, 1068432), (20472, 1023914), (22259, 941712), (39238, 534216), (40944, 511957), (44518, 470856), (58857, 356144), (66777, 313904), (78476, 267108), (89036, 235428), (117714, 178072), (133554, 156952)]