18435888

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^2\times {\mathrm{443}}^1$

素因数の和:491

約数の個数: 90

約数和(自身を含む): 54932124

約数和(自身を除く): 36496236

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 68, 72, 102, 136, 144, 153, 204, 272, 289, 306, 408, 443, 578, 612, 816, 867, 886, 1156, 1224, 1329, 1734, 1772, 2312, 2448, 2601, 2658, 3468, 3544, 3987, 4624, 5202, 5316, 6936, 7088, 7531, 7974, 10404, 10632, 13872, 15062, 15948, 20808, 21264, 22593, 30124, 31896, 41616, 45186, 60248, 63792, 67779, 90372, 120496, 128027, 135558, 180744, 256054, 271116, 361488, 384081, 512108, 542232, 768162, 1024216, 1084464, 1152243, 1536324, 2048432, 2304486, 3072648, 4608972, 6145296, 9217944, 18435888]

約数ペア:

[(1, 18435888), (2, 9217944), (3, 6145296), (4, 4608972), (6, 3072648), (8, 2304486), (9, 2048432), (12, 1536324), (16, 1152243), (17, 1084464), (18, 1024216), (24, 768162), (34, 542232), (36, 512108), (48, 384081), (51, 361488), (68, 271116), (72, 256054), (102, 180744), (136, 135558), (144, 128027), (153, 120496), (204, 90372), (272, 67779), (289, 63792), (306, 60248), (408, 45186), (443, 41616), (578, 31896), (612, 30124), (816, 22593), (867, 21264), (886, 20808), (1156, 15948), (1224, 15062), (1329, 13872), (1734, 10632), (1772, 10404), (2312, 7974), (2448, 7531), (2601, 7088), (2658, 6936), (3468, 5316), (3544, 5202), (3987, 4624)]