18994338

素因数分解:

$2^1\times 3^5\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:75

約数の個数: 144

約数和(自身を含む): 52284960

約数和(自身を除く): 33290622

約数列:

[1, 2, 3, 6, 9, 11, 17, 18, 19, 22, 27, 33, 34, 38, 51, 54, 57, 66, 81, 99, 102, 114, 121, 153, 162, 171, 187, 198, 209, 242, 243, 297, 306, 323, 342, 363, 374, 418, 459, 486, 513, 561, 594, 627, 646, 726, 891, 918, 969, 1026, 1089, 1122, 1254, 1377, 1539, 1683, 1782, 1881, 1938, 2057, 2178, 2299, 2673, 2754, 2907, 3078, 3267, 3366, 3553, 3762, 4114, 4131, 4598, 4617, 5049, 5346, 5643, 5814, 6171, 6534, 6897, 7106, 8262, 8721, 9234, 9801, 10098, 10659, 11286, 12342, 13794, 15147, 16929, 17442, 18513, 19602, 20691, 21318, 26163, 29403, 30294, 31977, 33858, 37026, 39083, 41382, 45441, 50787, 52326, 55539, 58806, 62073, 63954, 78166, 78489, 90882, 95931, 101574, 111078, 117249, 124146, 156978, 166617, 186219, 191862, 234498, 287793, 333234, 351747, 372438, 499851, 558657, 575586, 703494, 863379, 999702, 1055241, 1117314, 1726758, 2110482, 3165723, 6331446, 9497169, 18994338]

約数ペア:

[(1, 18994338), (2, 9497169), (3, 6331446), (6, 3165723), (9, 2110482), (11, 1726758), (17, 1117314), (18, 1055241), (19, 999702), (22, 863379), (27, 703494), (33, 575586), (34, 558657), (38, 499851), (51, 372438), (54, 351747), (57, 333234), (66, 287793), (81, 234498), (99, 191862), (102, 186219), (114, 166617), (121, 156978), (153, 124146), (162, 117249), (171, 111078), (187, 101574), (198, 95931), (209, 90882), (242, 78489), (243, 78166), (297, 63954), (306, 62073), (323, 58806), (342, 55539), (363, 52326), (374, 50787), (418, 45441), (459, 41382), (486, 39083), (513, 37026), (561, 33858), (594, 31977), (627, 30294), (646, 29403), (726, 26163), (891, 21318), (918, 20691), (969, 19602), (1026, 18513), (1089, 17442), (1122, 16929), (1254, 15147), (1377, 13794), (1539, 12342), (1683, 11286), (1782, 10659), (1881, 10098), (1938, 9801), (2057, 9234), (2178, 8721), (2299, 8262), (2673, 7106), (2754, 6897), (2907, 6534), (3078, 6171), (3267, 5814), (3366, 5643), (3553, 5346), (3762, 5049), (4114, 4617), (4131, 4598)]