20812194

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1289}}^1$

素因数の和:1336

約数の個数: 64

約数和(自身を含む): 52012800

約数和(自身を除く): 31200606

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 27, 39, 46, 54, 69, 78, 117, 138, 207, 234, 299, 351, 414, 598, 621, 702, 897, 1242, 1289, 1794, 2578, 2691, 3867, 5382, 7734, 8073, 11601, 16146, 16757, 23202, 29647, 33514, 34803, 50271, 59294, 69606, 88941, 100542, 150813, 177882, 266823, 301626, 385411, 452439, 533646, 770822, 800469, 904878, 1156233, 1600938, 2312466, 3468699, 6937398, 10406097, 20812194]

約数ペア:

[(1, 20812194), (2, 10406097), (3, 6937398), (6, 3468699), (9, 2312466), (13, 1600938), (18, 1156233), (23, 904878), (26, 800469), (27, 770822), (39, 533646), (46, 452439), (54, 385411), (69, 301626), (78, 266823), (117, 177882), (138, 150813), (207, 100542), (234, 88941), (299, 69606), (351, 59294), (414, 50271), (598, 34803), (621, 33514), (702, 29647), (897, 23202), (1242, 16757), (1289, 16146), (1794, 11601), (2578, 8073), (2691, 7734), (3867, 5382)]