19860390

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{743}}^1$

素因数の和:776

約数の個数: 96

約数和(自身を含む): 58496256

約数和(自身を除く): 38635866

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 81, 90, 99, 110, 135, 162, 165, 198, 243, 270, 297, 330, 405, 486, 495, 594, 743, 810, 891, 990, 1215, 1485, 1486, 1782, 2229, 2430, 2673, 2970, 3715, 4455, 4458, 5346, 6687, 7430, 8173, 8910, 11145, 13365, 13374, 16346, 20061, 22290, 24519, 26730, 33435, 40122, 40865, 49038, 60183, 66870, 73557, 81730, 100305, 120366, 122595, 147114, 180549, 200610, 220671, 245190, 300915, 361098, 367785, 441342, 601830, 662013, 735570, 902745, 1103355, 1324026, 1805490, 1986039, 2206710, 3310065, 3972078, 6620130, 9930195, 19860390]

約数ペア:

[(1, 19860390), (2, 9930195), (3, 6620130), (5, 3972078), (6, 3310065), (9, 2206710), (10, 1986039), (11, 1805490), (15, 1324026), (18, 1103355), (22, 902745), (27, 735570), (30, 662013), (33, 601830), (45, 441342), (54, 367785), (55, 361098), (66, 300915), (81, 245190), (90, 220671), (99, 200610), (110, 180549), (135, 147114), (162, 122595), (165, 120366), (198, 100305), (243, 81730), (270, 73557), (297, 66870), (330, 60183), (405, 49038), (486, 40865), (495, 40122), (594, 33435), (743, 26730), (810, 24519), (891, 22290), (990, 20061), (1215, 16346), (1485, 13374), (1486, 13365), (1782, 11145), (2229, 8910), (2430, 8173), (2673, 7430), (2970, 6687), (3715, 5346), (4455, 4458)]