19862010

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:170

約数の個数: 160

約数和(自身を含む): 63562752

約数和(自身を除く): 43700742

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 31, 35, 42, 45, 54, 62, 63, 70, 81, 90, 93, 105, 113, 126, 135, 155, 162, 186, 189, 210, 217, 226, 270, 279, 310, 315, 339, 378, 405, 434, 465, 558, 565, 567, 630, 651, 678, 791, 810, 837, 930, 945, 1017, 1085, 1130, 1134, 1302, 1395, 1582, 1674, 1695, 1890, 1953, 2034, 2170, 2373, 2511, 2790, 2835, 3051, 3255, 3390, 3503, 3906, 3955, 4185, 4746, 5022, 5085, 5670, 5859, 6102, 6510, 7006, 7119, 7910, 8370, 9153, 9765, 10170, 10509, 11718, 11865, 12555, 14238, 15255, 17515, 17577, 18306, 19530, 21018, 21357, 23730, 24521, 25110, 29295, 30510, 31527, 35030, 35154, 35595, 42714, 45765, 49042, 52545, 58590, 63054, 64071, 71190, 73563, 87885, 91530, 94581, 105090, 106785, 122605, 128142, 147126, 157635, 175770, 189162, 213570, 220689, 245210, 283743, 315270, 320355, 367815, 441378, 472905, 567486, 640710, 662067, 735630, 945810, 1103445, 1324134, 1418715, 1986201, 2206890, 2837430, 3310335, 3972402, 6620670, 9931005, 19862010]

約数ペア:

[(1, 19862010), (2, 9931005), (3, 6620670), (5, 3972402), (6, 3310335), (7, 2837430), (9, 2206890), (10, 1986201), (14, 1418715), (15, 1324134), (18, 1103445), (21, 945810), (27, 735630), (30, 662067), (31, 640710), (35, 567486), (42, 472905), (45, 441378), (54, 367815), (62, 320355), (63, 315270), (70, 283743), (81, 245210), (90, 220689), (93, 213570), (105, 189162), (113, 175770), (126, 157635), (135, 147126), (155, 128142), (162, 122605), (186, 106785), (189, 105090), (210, 94581), (217, 91530), (226, 87885), (270, 73563), (279, 71190), (310, 64071), (315, 63054), (339, 58590), (378, 52545), (405, 49042), (434, 45765), (465, 42714), (558, 35595), (565, 35154), (567, 35030), (630, 31527), (651, 30510), (678, 29295), (791, 25110), (810, 24521), (837, 23730), (930, 21357), (945, 21018), (1017, 19530), (1085, 18306), (1130, 17577), (1134, 17515), (1302, 15255), (1395, 14238), (1582, 12555), (1674, 11865), (1695, 11718), (1890, 10509), (1953, 10170), (2034, 9765), (2170, 9153), (2373, 8370), (2511, 7910), (2790, 7119), (2835, 7006), (3051, 6510), (3255, 6102), (3390, 5859), (3503, 5670), (3906, 5085), (3955, 5022), (4185, 4746)]