19237050

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:253

約数の個数: 144

約数和(自身を含む): 61281792

約数和(自身を除く): 42044742

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 31, 35, 42, 45, 50, 62, 63, 70, 75, 90, 93, 105, 126, 150, 155, 175, 186, 197, 210, 217, 225, 279, 310, 315, 350, 394, 434, 450, 465, 525, 558, 591, 630, 651, 775, 930, 985, 1050, 1085, 1182, 1302, 1379, 1395, 1550, 1575, 1773, 1953, 1970, 2170, 2325, 2758, 2790, 2955, 3150, 3255, 3546, 3906, 4137, 4650, 4925, 5425, 5910, 6107, 6510, 6895, 6975, 8274, 8865, 9765, 9850, 10850, 12214, 12411, 13790, 13950, 14775, 16275, 17730, 18321, 19530, 20685, 24822, 29550, 30535, 32550, 34475, 36642, 41370, 42749, 44325, 48825, 54963, 61070, 62055, 68950, 85498, 88650, 91605, 97650, 103425, 109926, 124110, 128247, 152675, 183210, 206850, 213745, 256494, 274815, 305350, 310275, 384741, 427490, 458025, 549630, 620550, 641235, 769482, 916050, 1068725, 1282470, 1374075, 1923705, 2137450, 2748150, 3206175, 3847410, 6412350, 9618525, 19237050]

約数ペア:

[(1, 19237050), (2, 9618525), (3, 6412350), (5, 3847410), (6, 3206175), (7, 2748150), (9, 2137450), (10, 1923705), (14, 1374075), (15, 1282470), (18, 1068725), (21, 916050), (25, 769482), (30, 641235), (31, 620550), (35, 549630), (42, 458025), (45, 427490), (50, 384741), (62, 310275), (63, 305350), (70, 274815), (75, 256494), (90, 213745), (93, 206850), (105, 183210), (126, 152675), (150, 128247), (155, 124110), (175, 109926), (186, 103425), (197, 97650), (210, 91605), (217, 88650), (225, 85498), (279, 68950), (310, 62055), (315, 61070), (350, 54963), (394, 48825), (434, 44325), (450, 42749), (465, 41370), (525, 36642), (558, 34475), (591, 32550), (630, 30535), (651, 29550), (775, 24822), (930, 20685), (985, 19530), (1050, 18321), (1085, 17730), (1182, 16275), (1302, 14775), (1379, 13950), (1395, 13790), (1550, 12411), (1575, 12214), (1773, 10850), (1953, 9850), (1970, 9765), (2170, 8865), (2325, 8274), (2758, 6975), (2790, 6895), (2955, 6510), (3150, 6107), (3255, 5910), (3546, 5425), (3906, 4925), (4137, 4650)]