19053840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:257

約数の個数: 160

約数和(自身を含む): 65995776

約数和(自身を除く): 46941936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 39, 40, 48, 52, 60, 62, 65, 78, 80, 93, 104, 120, 124, 130, 155, 156, 186, 195, 197, 208, 240, 248, 260, 310, 312, 372, 390, 394, 403, 465, 496, 520, 591, 620, 624, 744, 780, 788, 806, 930, 985, 1040, 1182, 1209, 1240, 1488, 1560, 1576, 1612, 1860, 1970, 2015, 2364, 2418, 2480, 2561, 2955, 3120, 3152, 3224, 3720, 3940, 4030, 4728, 4836, 5122, 5910, 6045, 6107, 6448, 7440, 7683, 7880, 8060, 9456, 9672, 10244, 11820, 12090, 12214, 12805, 15366, 15760, 16120, 18321, 19344, 20488, 23640, 24180, 24428, 25610, 30535, 30732, 32240, 36642, 38415, 40976, 47280, 48360, 48856, 51220, 61070, 61464, 73284, 76830, 79391, 91605, 96720, 97712, 102440, 122140, 122928, 146568, 153660, 158782, 183210, 204880, 238173, 244280, 293136, 307320, 317564, 366420, 396955, 476346, 488560, 614640, 635128, 732840, 793910, 952692, 1190865, 1270256, 1465680, 1587820, 1905384, 2381730, 3175640, 3810768, 4763460, 6351280, 9526920, 19053840]

約数ペア:

[(1, 19053840), (2, 9526920), (3, 6351280), (4, 4763460), (5, 3810768), (6, 3175640), (8, 2381730), (10, 1905384), (12, 1587820), (13, 1465680), (15, 1270256), (16, 1190865), (20, 952692), (24, 793910), (26, 732840), (30, 635128), (31, 614640), (39, 488560), (40, 476346), (48, 396955), (52, 366420), (60, 317564), (62, 307320), (65, 293136), (78, 244280), (80, 238173), (93, 204880), (104, 183210), (120, 158782), (124, 153660), (130, 146568), (155, 122928), (156, 122140), (186, 102440), (195, 97712), (197, 96720), (208, 91605), (240, 79391), (248, 76830), (260, 73284), (310, 61464), (312, 61070), (372, 51220), (390, 48856), (394, 48360), (403, 47280), (465, 40976), (496, 38415), (520, 36642), (591, 32240), (620, 30732), (624, 30535), (744, 25610), (780, 24428), (788, 24180), (806, 23640), (930, 20488), (985, 19344), (1040, 18321), (1182, 16120), (1209, 15760), (1240, 15366), (1488, 12805), (1560, 12214), (1576, 12090), (1612, 11820), (1860, 10244), (1970, 9672), (2015, 9456), (2364, 8060), (2418, 7880), (2480, 7683), (2561, 7440), (2955, 6448), (3120, 6107), (3152, 6045), (3224, 5910), (3720, 5122), (3940, 4836), (4030, 4728)]