18584874

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:113

約数の個数: 144

約数和(自身を含む): 53778816

約数和(自身を除く): 35193942

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 23, 33, 42, 46, 53, 63, 66, 69, 77, 99, 106, 121, 126, 138, 154, 159, 161, 198, 207, 231, 242, 253, 318, 322, 363, 371, 414, 462, 477, 483, 506, 583, 693, 726, 742, 759, 847, 954, 966, 1089, 1113, 1166, 1219, 1386, 1449, 1518, 1694, 1749, 1771, 2178, 2226, 2277, 2438, 2541, 2783, 2898, 3339, 3498, 3542, 3657, 4081, 4554, 5082, 5247, 5313, 5566, 6413, 6678, 7314, 7623, 8162, 8349, 8533, 10494, 10626, 10971, 12243, 12826, 13409, 15246, 15939, 16698, 17066, 19239, 19481, 21942, 24486, 25047, 25599, 26818, 31878, 36729, 38478, 38962, 40227, 44891, 50094, 51198, 57717, 58443, 73458, 76797, 80454, 89782, 93863, 115434, 116886, 120681, 134673, 147499, 153594, 175329, 187726, 241362, 269346, 281589, 294998, 350658, 404019, 442497, 563178, 808038, 844767, 884994, 1032493, 1327491, 1689534, 2064986, 2654982, 3097479, 6194958, 9292437, 18584874]

約数ペア:

[(1, 18584874), (2, 9292437), (3, 6194958), (6, 3097479), (7, 2654982), (9, 2064986), (11, 1689534), (14, 1327491), (18, 1032493), (21, 884994), (22, 844767), (23, 808038), (33, 563178), (42, 442497), (46, 404019), (53, 350658), (63, 294998), (66, 281589), (69, 269346), (77, 241362), (99, 187726), (106, 175329), (121, 153594), (126, 147499), (138, 134673), (154, 120681), (159, 116886), (161, 115434), (198, 93863), (207, 89782), (231, 80454), (242, 76797), (253, 73458), (318, 58443), (322, 57717), (363, 51198), (371, 50094), (414, 44891), (462, 40227), (477, 38962), (483, 38478), (506, 36729), (583, 31878), (693, 26818), (726, 25599), (742, 25047), (759, 24486), (847, 21942), (954, 19481), (966, 19239), (1089, 17066), (1113, 16698), (1166, 15939), (1219, 15246), (1386, 13409), (1449, 12826), (1518, 12243), (1694, 10971), (1749, 10626), (1771, 10494), (2178, 8533), (2226, 8349), (2277, 8162), (2438, 7623), (2541, 7314), (2783, 6678), (2898, 6413), (3339, 5566), (3498, 5313), (3542, 5247), (3657, 5082), (4081, 4554)]