219874878

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{223}}^1$

素因数の和:315

約数の個数: 96

約数和(自身を含む): 533836800

約数和(自身を除く): 313961922

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 31, 38, 54, 57, 62, 93, 114, 171, 186, 223, 279, 342, 446, 513, 558, 589, 669, 837, 961, 1026, 1178, 1338, 1674, 1767, 1922, 2007, 2883, 3534, 4014, 4237, 5301, 5766, 6021, 6913, 8474, 8649, 10602, 12042, 12711, 13826, 15903, 17298, 18259, 20739, 25422, 25947, 31806, 36518, 38133, 41478, 51894, 54777, 62217, 76266, 109554, 114399, 124434, 131347, 164331, 186651, 214303, 228798, 262694, 328662, 373302, 394041, 428606, 492993, 642909, 788082, 985986, 1182123, 1285818, 1928727, 2364246, 3546369, 3857454, 4071757, 5786181, 7092738, 8143514, 11572362, 12215271, 24430542, 36645813, 73291626, 109937439, 219874878]

約数ペア:

[(1, 219874878), (2, 109937439), (3, 73291626), (6, 36645813), (9, 24430542), (18, 12215271), (19, 11572362), (27, 8143514), (31, 7092738), (38, 5786181), (54, 4071757), (57, 3857454), (62, 3546369), (93, 2364246), (114, 1928727), (171, 1285818), (186, 1182123), (223, 985986), (279, 788082), (342, 642909), (446, 492993), (513, 428606), (558, 394041), (589, 373302), (669, 328662), (837, 262694), (961, 228798), (1026, 214303), (1178, 186651), (1338, 164331), (1674, 131347), (1767, 124434), (1922, 114399), (2007, 109554), (2883, 76266), (3534, 62217), (4014, 54777), (4237, 51894), (5301, 41478), (5766, 38133), (6021, 36518), (6913, 31806), (8474, 25947), (8649, 25422), (10602, 20739), (12042, 18259), (12711, 17298), (13826, 15903)]