18736992

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:165

約数の個数: 144

約数和(自身を含む): 58378320

約数和(自身を除く): 39641328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 43, 48, 51, 68, 72, 86, 89, 96, 102, 129, 136, 144, 153, 172, 178, 204, 258, 267, 272, 288, 306, 344, 356, 387, 408, 516, 534, 544, 612, 688, 712, 731, 774, 801, 816, 1032, 1068, 1224, 1376, 1424, 1462, 1513, 1548, 1602, 1632, 2064, 2136, 2193, 2448, 2848, 2924, 3026, 3096, 3204, 3827, 4128, 4272, 4386, 4539, 4896, 5848, 6052, 6192, 6408, 6579, 7654, 8544, 8772, 9078, 11481, 11696, 12104, 12384, 12816, 13158, 13617, 15308, 17544, 18156, 22962, 23392, 24208, 25632, 26316, 27234, 30616, 34443, 35088, 36312, 45924, 48416, 52632, 54468, 61232, 65059, 68886, 70176, 72624, 91848, 105264, 108936, 122464, 130118, 137772, 145248, 183696, 195177, 210528, 217872, 260236, 275544, 367392, 390354, 435744, 520472, 551088, 585531, 780708, 1040944, 1102176, 1171062, 1561416, 2081888, 2342124, 3122832, 4684248, 6245664, 9368496, 18736992]

約数ペア:

[(1, 18736992), (2, 9368496), (3, 6245664), (4, 4684248), (6, 3122832), (8, 2342124), (9, 2081888), (12, 1561416), (16, 1171062), (17, 1102176), (18, 1040944), (24, 780708), (32, 585531), (34, 551088), (36, 520472), (43, 435744), (48, 390354), (51, 367392), (68, 275544), (72, 260236), (86, 217872), (89, 210528), (96, 195177), (102, 183696), (129, 145248), (136, 137772), (144, 130118), (153, 122464), (172, 108936), (178, 105264), (204, 91848), (258, 72624), (267, 70176), (272, 68886), (288, 65059), (306, 61232), (344, 54468), (356, 52632), (387, 48416), (408, 45924), (516, 36312), (534, 35088), (544, 34443), (612, 30616), (688, 27234), (712, 26316), (731, 25632), (774, 24208), (801, 23392), (816, 22962), (1032, 18156), (1068, 17544), (1224, 15308), (1376, 13617), (1424, 13158), (1462, 12816), (1513, 12384), (1548, 12104), (1602, 11696), (1632, 11481), (2064, 9078), (2136, 8772), (2193, 8544), (2448, 7654), (2848, 6579), (2924, 6408), (3026, 6192), (3096, 6052), (3204, 5848), (3827, 4896), (4128, 4539), (4272, 4386)]