16916886

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:178

約数の個数: 96

約数和(自身を含む): 44568576

約数和(自身を除く): 27651690

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 61, 62, 63, 71, 93, 122, 126, 142, 183, 186, 213, 217, 279, 366, 426, 427, 434, 497, 549, 558, 639, 651, 854, 994, 1098, 1278, 1281, 1302, 1491, 1891, 1953, 2201, 2562, 2982, 3782, 3843, 3906, 4331, 4402, 4473, 5673, 6603, 7686, 8662, 8946, 11346, 12993, 13206, 13237, 15407, 17019, 19809, 25986, 26474, 30317, 30814, 34038, 38979, 39618, 39711, 46221, 60634, 77958, 79422, 90951, 92442, 119133, 134261, 138663, 181902, 238266, 268522, 272853, 277326, 402783, 545706, 805566, 939827, 1208349, 1879654, 2416698, 2819481, 5638962, 8458443, 16916886]

約数ペア:

[(1, 16916886), (2, 8458443), (3, 5638962), (6, 2819481), (7, 2416698), (9, 1879654), (14, 1208349), (18, 939827), (21, 805566), (31, 545706), (42, 402783), (61, 277326), (62, 272853), (63, 268522), (71, 238266), (93, 181902), (122, 138663), (126, 134261), (142, 119133), (183, 92442), (186, 90951), (213, 79422), (217, 77958), (279, 60634), (366, 46221), (426, 39711), (427, 39618), (434, 38979), (497, 34038), (549, 30814), (558, 30317), (639, 26474), (651, 25986), (854, 19809), (994, 17019), (1098, 15407), (1278, 13237), (1281, 13206), (1302, 12993), (1491, 11346), (1891, 8946), (1953, 8662), (2201, 7686), (2562, 6603), (2982, 5673), (3782, 4473), (3843, 4402), (3906, 4331)]