18398380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{919}}^1$

素因数の和:959

約数の個数: 96

約数和(自身を含む): 51932160

約数和(自身を除く): 33533780

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 130, 140, 143, 154, 182, 220, 260, 286, 308, 364, 385, 455, 572, 715, 770, 910, 919, 1001, 1430, 1540, 1820, 1838, 2002, 2860, 3676, 4004, 4595, 5005, 6433, 9190, 10010, 10109, 11947, 12866, 18380, 20020, 20218, 23894, 25732, 32165, 40436, 47788, 50545, 59735, 64330, 70763, 83629, 101090, 119470, 128660, 131417, 141526, 167258, 202180, 238940, 262834, 283052, 334516, 353815, 418145, 525668, 657085, 707630, 836290, 919919, 1314170, 1415260, 1672580, 1839838, 2628340, 3679676, 4599595, 9199190, 18398380]

約数ペア:

[(1, 18398380), (2, 9199190), (4, 4599595), (5, 3679676), (7, 2628340), (10, 1839838), (11, 1672580), (13, 1415260), (14, 1314170), (20, 919919), (22, 836290), (26, 707630), (28, 657085), (35, 525668), (44, 418145), (52, 353815), (55, 334516), (65, 283052), (70, 262834), (77, 238940), (91, 202180), (110, 167258), (130, 141526), (140, 131417), (143, 128660), (154, 119470), (182, 101090), (220, 83629), (260, 70763), (286, 64330), (308, 59735), (364, 50545), (385, 47788), (455, 40436), (572, 32165), (715, 25732), (770, 23894), (910, 20218), (919, 20020), (1001, 18380), (1430, 12866), (1540, 11947), (1820, 10109), (1838, 10010), (2002, 9190), (2860, 6433), (3676, 5005), (4004, 4595)]