20808211746

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{463}}^1\times {\mathrm{3863}}^1$

素因数の和:4615

約数の個数: 64

約数和(自身を含む): 47848808448

約数和(自身を除く): 27040596702

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 277, 463, 554, 831, 926, 1389, 1662, 1939, 2778, 3241, 3863, 3878, 5817, 6482, 7726, 9723, 11589, 11634, 19446, 23178, 27041, 54082, 81123, 128251, 162246, 256502, 384753, 769506, 897757, 1070051, 1788569, 1795514, 2140102, 2693271, 3210153, 3577138, 5365707, 5386542, 6420306, 7490357, 10731414, 12519983, 14980714, 22471071, 25039966, 37559949, 44942142, 75119898, 495433613, 990867226, 1486300839, 2972601678, 3468035291, 6936070582, 10404105873, 20808211746]

約数ペア:

[(1, 20808211746), (2, 10404105873), (3, 6936070582), (6, 3468035291), (7, 2972601678), (14, 1486300839), (21, 990867226), (42, 495433613), (277, 75119898), (463, 44942142), (554, 37559949), (831, 25039966), (926, 22471071), (1389, 14980714), (1662, 12519983), (1939, 10731414), (2778, 7490357), (3241, 6420306), (3863, 5386542), (3878, 5365707), (5817, 3577138), (6482, 3210153), (7726, 2693271), (9723, 2140102), (11589, 1795514), (11634, 1788569), (19446, 1070051), (23178, 897757), (27041, 769506), (54082, 384753), (81123, 256502), (128251, 162246)]