20181404484

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{397}}^1\times {\mathrm{32839}}^1$

素因数の和:33289

約数の個数: 72

約数和(自身を含む): 52333561280

約数和(自身を除く): 32152156796

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 397, 516, 774, 794, 1191, 1548, 1588, 2382, 3573, 4764, 7146, 14292, 17071, 32839, 34142, 51213, 65678, 68284, 98517, 102426, 131356, 153639, 197034, 204852, 295551, 307278, 394068, 591102, 614556, 1182204, 1412077, 2824154, 4236231, 5648308, 8472462, 12708693, 13037083, 16944924, 25417386, 26074166, 39111249, 50834772, 52148332, 78222498, 117333747, 156444996, 234667494, 469334988, 560594569, 1121189138, 1681783707, 2242378276, 3363567414, 5045351121, 6727134828, 10090702242, 20181404484]

約数ペア:

[(1, 20181404484), (2, 10090702242), (3, 6727134828), (4, 5045351121), (6, 3363567414), (9, 2242378276), (12, 1681783707), (18, 1121189138), (36, 560594569), (43, 469334988), (86, 234667494), (129, 156444996), (172, 117333747), (258, 78222498), (387, 52148332), (397, 50834772), (516, 39111249), (774, 26074166), (794, 25417386), (1191, 16944924), (1548, 13037083), (1588, 12708693), (2382, 8472462), (3573, 5648308), (4764, 4236231), (7146, 2824154), (14292, 1412077), (17071, 1182204), (32839, 614556), (34142, 591102), (51213, 394068), (65678, 307278), (68284, 295551), (98517, 204852), (102426, 197034), (131356, 153639)]