19694070

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1$

素因数の和:395

約数の個数: 128

約数和(自身を含む): 60480000

約数和(自身を除く): 40785930

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 19, 22, 27, 30, 33, 38, 45, 54, 55, 57, 66, 90, 95, 99, 110, 114, 135, 165, 171, 190, 198, 209, 270, 285, 297, 330, 342, 349, 418, 495, 513, 570, 594, 627, 698, 855, 990, 1026, 1045, 1047, 1254, 1485, 1710, 1745, 1881, 2090, 2094, 2565, 2970, 3135, 3141, 3490, 3762, 3839, 5130, 5235, 5643, 6270, 6282, 6631, 7678, 9405, 9423, 10470, 11286, 11517, 13262, 15705, 18810, 18846, 19195, 19893, 23034, 28215, 31410, 33155, 34551, 38390, 39786, 47115, 56430, 57585, 59679, 66310, 69102, 72941, 94230, 99465, 103653, 115170, 119358, 145882, 172755, 179037, 198930, 207306, 218823, 298395, 345510, 358074, 364705, 437646, 518265, 596790, 656469, 729410, 895185, 1036530, 1094115, 1312938, 1790370, 1969407, 2188230, 3282345, 3938814, 6564690, 9847035, 19694070]

約数ペア:

[(1, 19694070), (2, 9847035), (3, 6564690), (5, 3938814), (6, 3282345), (9, 2188230), (10, 1969407), (11, 1790370), (15, 1312938), (18, 1094115), (19, 1036530), (22, 895185), (27, 729410), (30, 656469), (33, 596790), (38, 518265), (45, 437646), (54, 364705), (55, 358074), (57, 345510), (66, 298395), (90, 218823), (95, 207306), (99, 198930), (110, 179037), (114, 172755), (135, 145882), (165, 119358), (171, 115170), (190, 103653), (198, 99465), (209, 94230), (270, 72941), (285, 69102), (297, 66310), (330, 59679), (342, 57585), (349, 56430), (418, 47115), (495, 39786), (513, 38390), (570, 34551), (594, 33155), (627, 31410), (698, 28215), (855, 23034), (990, 19893), (1026, 19195), (1045, 18846), (1047, 18810), (1254, 15705), (1485, 13262), (1710, 11517), (1745, 11286), (1881, 10470), (2090, 9423), (2094, 9405), (2565, 7678), (2970, 6631), (3135, 6282), (3141, 6270), (3490, 5643), (3762, 5235), (3839, 5130)]