18850873545

素因数分解:

$3^2\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{39397}}^1$

素因数の和:39460

約数の個数: 96

約数和(自身を含む): 39334963200

約数和(自身を除く): 20484089655

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 49, 63, 93, 105, 147, 155, 217, 245, 279, 315, 343, 441, 465, 651, 735, 1029, 1085, 1395, 1519, 1715, 1953, 2205, 3087, 3255, 4557, 5145, 7595, 9765, 10633, 13671, 15435, 22785, 31899, 39397, 53165, 68355, 95697, 118191, 159495, 196985, 275779, 354573, 478485, 590955, 827337, 1221307, 1378895, 1772865, 1930453, 2482011, 3663921, 4136685, 5791359, 6106535, 8549149, 9652265, 10991763, 12410055, 13513171, 17374077, 18319605, 25647447, 28956795, 40539513, 42745745, 54958815, 59844043, 67565855, 76942341, 86870385, 121618539, 128237235, 179532129, 202697565, 299220215, 384711705, 418908301, 538596387, 608092695, 897660645, 1256724903, 2094541505, 2692981935, 3770174709, 6283624515, 18850873545]

約数ペア:

[(1, 18850873545), (3, 6283624515), (5, 3770174709), (7, 2692981935), (9, 2094541505), (15, 1256724903), (21, 897660645), (31, 608092695), (35, 538596387), (45, 418908301), (49, 384711705), (63, 299220215), (93, 202697565), (105, 179532129), (147, 128237235), (155, 121618539), (217, 86870385), (245, 76942341), (279, 67565855), (315, 59844043), (343, 54958815), (441, 42745745), (465, 40539513), (651, 28956795), (735, 25647447), (1029, 18319605), (1085, 17374077), (1395, 13513171), (1519, 12410055), (1715, 10991763), (1953, 9652265), (2205, 8549149), (3087, 6106535), (3255, 5791359), (4557, 4136685), (5145, 3663921), (7595, 2482011), (9765, 1930453), (10633, 1772865), (13671, 1378895), (15435, 1221307), (22785, 827337), (31899, 590955), (39397, 478485), (53165, 354573), (68355, 275779), (95697, 196985), (118191, 159495)]