19638960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:243

約数の個数: 160

約数和(自身を含む): 68352768

約数和(自身を除く): 48713808

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 43, 44, 48, 55, 60, 66, 80, 86, 88, 110, 120, 129, 132, 165, 172, 173, 176, 215, 220, 240, 258, 264, 330, 344, 346, 430, 440, 473, 516, 519, 528, 645, 660, 688, 692, 860, 865, 880, 946, 1032, 1038, 1290, 1320, 1384, 1419, 1720, 1730, 1892, 1903, 2064, 2076, 2365, 2580, 2595, 2640, 2768, 2838, 3440, 3460, 3784, 3806, 4152, 4730, 5160, 5190, 5676, 5709, 6920, 7095, 7439, 7568, 7612, 8304, 9460, 9515, 10320, 10380, 11352, 11418, 13840, 14190, 14878, 15224, 18920, 19030, 20760, 22317, 22704, 22836, 28380, 28545, 29756, 30448, 37195, 37840, 38060, 41520, 44634, 45672, 56760, 57090, 59512, 74390, 76120, 81829, 89268, 91344, 111585, 113520, 114180, 119024, 148780, 152240, 163658, 178536, 223170, 228360, 245487, 297560, 327316, 357072, 409145, 446340, 456720, 490974, 595120, 654632, 818290, 892680, 981948, 1227435, 1309264, 1636580, 1785360, 1963896, 2454870, 3273160, 3927792, 4909740, 6546320, 9819480, 19638960]

約数ペア:

[(1, 19638960), (2, 9819480), (3, 6546320), (4, 4909740), (5, 3927792), (6, 3273160), (8, 2454870), (10, 1963896), (11, 1785360), (12, 1636580), (15, 1309264), (16, 1227435), (20, 981948), (22, 892680), (24, 818290), (30, 654632), (33, 595120), (40, 490974), (43, 456720), (44, 446340), (48, 409145), (55, 357072), (60, 327316), (66, 297560), (80, 245487), (86, 228360), (88, 223170), (110, 178536), (120, 163658), (129, 152240), (132, 148780), (165, 119024), (172, 114180), (173, 113520), (176, 111585), (215, 91344), (220, 89268), (240, 81829), (258, 76120), (264, 74390), (330, 59512), (344, 57090), (346, 56760), (430, 45672), (440, 44634), (473, 41520), (516, 38060), (519, 37840), (528, 37195), (645, 30448), (660, 29756), (688, 28545), (692, 28380), (860, 22836), (865, 22704), (880, 22317), (946, 20760), (1032, 19030), (1038, 18920), (1290, 15224), (1320, 14878), (1384, 14190), (1419, 13840), (1720, 11418), (1730, 11352), (1892, 10380), (1903, 10320), (2064, 9515), (2076, 9460), (2365, 8304), (2580, 7612), (2595, 7568), (2640, 7439), (2768, 7095), (2838, 6920), (3440, 5709), (3460, 5676), (3784, 5190), (3806, 5160), (4152, 4730)]