18999792

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:188

約数の個数: 160

約数和(自身を含む): 63964160

約数和(自身を除く): 44964368

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 61, 63, 72, 84, 103, 108, 112, 122, 126, 144, 168, 183, 189, 206, 216, 244, 252, 309, 336, 366, 378, 412, 427, 432, 488, 504, 549, 618, 721, 732, 756, 824, 854, 927, 976, 1008, 1098, 1236, 1281, 1442, 1464, 1512, 1647, 1648, 1708, 1854, 2163, 2196, 2472, 2562, 2781, 2884, 2928, 3024, 3294, 3416, 3708, 3843, 4326, 4392, 4944, 5124, 5562, 5768, 6283, 6489, 6588, 6832, 7416, 7686, 8652, 8784, 10248, 11124, 11529, 11536, 12566, 12978, 13176, 14832, 15372, 17304, 18849, 19467, 20496, 22248, 23058, 25132, 25956, 26352, 30744, 34608, 37698, 38934, 43981, 44496, 46116, 50264, 51912, 56547, 61488, 75396, 77868, 87962, 92232, 100528, 103824, 113094, 131943, 150792, 155736, 169641, 175924, 184464, 226188, 263886, 301584, 311472, 339282, 351848, 395829, 452376, 527772, 678564, 703696, 791658, 904752, 1055544, 1187487, 1357128, 1583316, 2111088, 2374974, 2714256, 3166632, 4749948, 6333264, 9499896, 18999792]

約数ペア:

[(1, 18999792), (2, 9499896), (3, 6333264), (4, 4749948), (6, 3166632), (7, 2714256), (8, 2374974), (9, 2111088), (12, 1583316), (14, 1357128), (16, 1187487), (18, 1055544), (21, 904752), (24, 791658), (27, 703696), (28, 678564), (36, 527772), (42, 452376), (48, 395829), (54, 351848), (56, 339282), (61, 311472), (63, 301584), (72, 263886), (84, 226188), (103, 184464), (108, 175924), (112, 169641), (122, 155736), (126, 150792), (144, 131943), (168, 113094), (183, 103824), (189, 100528), (206, 92232), (216, 87962), (244, 77868), (252, 75396), (309, 61488), (336, 56547), (366, 51912), (378, 50264), (412, 46116), (427, 44496), (432, 43981), (488, 38934), (504, 37698), (549, 34608), (618, 30744), (721, 26352), (732, 25956), (756, 25132), (824, 23058), (854, 22248), (927, 20496), (976, 19467), (1008, 18849), (1098, 17304), (1236, 15372), (1281, 14832), (1442, 13176), (1464, 12978), (1512, 12566), (1647, 11536), (1648, 11529), (1708, 11124), (1854, 10248), (2163, 8784), (2196, 8652), (2472, 7686), (2562, 7416), (2781, 6832), (2884, 6588), (2928, 6489), (3024, 6283), (3294, 5768), (3416, 5562), (3708, 5124), (3843, 4944), (4326, 4392)]