19484850

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{241}}^1$

素因数の和:281

約数の個数: 144

約数和(自身を含む): 61576416

約数和(自身を除く): 42091566

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 25, 30, 33, 35, 42, 49, 50, 55, 66, 70, 75, 77, 98, 105, 110, 147, 150, 154, 165, 175, 210, 231, 241, 245, 275, 294, 330, 350, 385, 462, 482, 490, 525, 539, 550, 723, 735, 770, 825, 1050, 1078, 1155, 1205, 1225, 1446, 1470, 1617, 1650, 1687, 1925, 2310, 2410, 2450, 2651, 2695, 3234, 3374, 3615, 3675, 3850, 5061, 5302, 5390, 5775, 6025, 7230, 7350, 7953, 8085, 8435, 10122, 11550, 11809, 12050, 13255, 13475, 15906, 16170, 16870, 18075, 18557, 23618, 25305, 26510, 26950, 35427, 36150, 37114, 39765, 40425, 42175, 50610, 55671, 59045, 66275, 70854, 79530, 80850, 84350, 92785, 111342, 118090, 126525, 129899, 132550, 177135, 185570, 198825, 253050, 259798, 278355, 295225, 354270, 389697, 397650, 463925, 556710, 590450, 649495, 779394, 885675, 927850, 1298990, 1391775, 1771350, 1948485, 2783550, 3247475, 3896970, 6494950, 9742425, 19484850]

約数ペア:

[(1, 19484850), (2, 9742425), (3, 6494950), (5, 3896970), (6, 3247475), (7, 2783550), (10, 1948485), (11, 1771350), (14, 1391775), (15, 1298990), (21, 927850), (22, 885675), (25, 779394), (30, 649495), (33, 590450), (35, 556710), (42, 463925), (49, 397650), (50, 389697), (55, 354270), (66, 295225), (70, 278355), (75, 259798), (77, 253050), (98, 198825), (105, 185570), (110, 177135), (147, 132550), (150, 129899), (154, 126525), (165, 118090), (175, 111342), (210, 92785), (231, 84350), (241, 80850), (245, 79530), (275, 70854), (294, 66275), (330, 59045), (350, 55671), (385, 50610), (462, 42175), (482, 40425), (490, 39765), (525, 37114), (539, 36150), (550, 35427), (723, 26950), (735, 26510), (770, 25305), (825, 23618), (1050, 18557), (1078, 18075), (1155, 16870), (1205, 16170), (1225, 15906), (1446, 13475), (1470, 13255), (1617, 12050), (1650, 11809), (1687, 11550), (1925, 10122), (2310, 8435), (2410, 8085), (2450, 7953), (2651, 7350), (2695, 7230), (3234, 6025), (3374, 5775), (3615, 5390), (3675, 5302), (3850, 5061)]