18336500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1$

素因数の和:83

約数の個数: 144

約数和(自身を含む): 51158016

約数和(自身を除く): 32821516

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 31, 35, 50, 52, 62, 65, 70, 91, 100, 124, 125, 130, 140, 155, 169, 175, 182, 217, 250, 260, 310, 325, 338, 350, 364, 403, 434, 455, 500, 620, 650, 676, 700, 775, 806, 845, 868, 875, 910, 1085, 1183, 1300, 1550, 1612, 1625, 1690, 1750, 1820, 2015, 2170, 2275, 2366, 2821, 3100, 3250, 3380, 3500, 3875, 4030, 4225, 4340, 4550, 4732, 5239, 5425, 5642, 5915, 6500, 7750, 8060, 8450, 9100, 10075, 10478, 10850, 11284, 11375, 11830, 14105, 15500, 16900, 20150, 20956, 21125, 21700, 22750, 23660, 26195, 27125, 28210, 29575, 36673, 40300, 42250, 45500, 50375, 52390, 54250, 56420, 59150, 70525, 73346, 84500, 100750, 104780, 108500, 118300, 130975, 141050, 146692, 147875, 183365, 201500, 261950, 282100, 295750, 352625, 366730, 523900, 591500, 654875, 705250, 733460, 916825, 1309750, 1410500, 1833650, 2619500, 3667300, 4584125, 9168250, 18336500]

約数ペア:

[(1, 18336500), (2, 9168250), (4, 4584125), (5, 3667300), (7, 2619500), (10, 1833650), (13, 1410500), (14, 1309750), (20, 916825), (25, 733460), (26, 705250), (28, 654875), (31, 591500), (35, 523900), (50, 366730), (52, 352625), (62, 295750), (65, 282100), (70, 261950), (91, 201500), (100, 183365), (124, 147875), (125, 146692), (130, 141050), (140, 130975), (155, 118300), (169, 108500), (175, 104780), (182, 100750), (217, 84500), (250, 73346), (260, 70525), (310, 59150), (325, 56420), (338, 54250), (350, 52390), (364, 50375), (403, 45500), (434, 42250), (455, 40300), (500, 36673), (620, 29575), (650, 28210), (676, 27125), (700, 26195), (775, 23660), (806, 22750), (845, 21700), (868, 21125), (875, 20956), (910, 20150), (1085, 16900), (1183, 15500), (1300, 14105), (1550, 11830), (1612, 11375), (1625, 11284), (1690, 10850), (1750, 10478), (1820, 10075), (2015, 9100), (2170, 8450), (2275, 8060), (2366, 7750), (2821, 6500), (3100, 5915), (3250, 5642), (3380, 5425), (3500, 5239), (3875, 4732), (4030, 4550), (4225, 4340)]