18949650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:204

約数の個数: 96

約数和(自身を含む): 50740800

約数和(自身を除く): 31791150

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 25, 30, 38, 50, 57, 61, 75, 95, 109, 114, 122, 150, 183, 190, 218, 285, 305, 327, 366, 475, 545, 570, 610, 654, 915, 950, 1090, 1159, 1425, 1525, 1635, 1830, 2071, 2318, 2725, 2850, 3050, 3270, 3477, 4142, 4575, 5450, 5795, 6213, 6649, 6954, 8175, 9150, 10355, 11590, 12426, 13298, 16350, 17385, 19947, 20710, 28975, 31065, 33245, 34770, 39894, 51775, 57950, 62130, 66490, 86925, 99735, 103550, 126331, 155325, 166225, 173850, 199470, 252662, 310650, 332450, 378993, 498675, 631655, 757986, 997350, 1263310, 1894965, 3158275, 3789930, 6316550, 9474825, 18949650]

約数ペア:

[(1, 18949650), (2, 9474825), (3, 6316550), (5, 3789930), (6, 3158275), (10, 1894965), (15, 1263310), (19, 997350), (25, 757986), (30, 631655), (38, 498675), (50, 378993), (57, 332450), (61, 310650), (75, 252662), (95, 199470), (109, 173850), (114, 166225), (122, 155325), (150, 126331), (183, 103550), (190, 99735), (218, 86925), (285, 66490), (305, 62130), (327, 57950), (366, 51775), (475, 39894), (545, 34770), (570, 33245), (610, 31065), (654, 28975), (915, 20710), (950, 19947), (1090, 17385), (1159, 16350), (1425, 13298), (1525, 12426), (1635, 11590), (1830, 10355), (2071, 9150), (2318, 8175), (2725, 6954), (2850, 6649), (3050, 6213), (3270, 5795), (3477, 5450), (4142, 4575)]