18778608

素因数分解:

$2^4\times 3^3\times {\mathrm{17}}^1\times {\mathrm{2557}}^1$

素因数の和:2591

約数の個数: 80

約数和(自身を含む): 57094560

約数和(自身を除く): 38315952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 34, 36, 48, 51, 54, 68, 72, 102, 108, 136, 144, 153, 204, 216, 272, 306, 408, 432, 459, 612, 816, 918, 1224, 1836, 2448, 2557, 3672, 5114, 7344, 7671, 10228, 15342, 20456, 23013, 30684, 40912, 43469, 46026, 61368, 69039, 86938, 92052, 122736, 130407, 138078, 173876, 184104, 260814, 276156, 347752, 368208, 391221, 521628, 552312, 695504, 782442, 1043256, 1104624, 1173663, 1564884, 2086512, 2347326, 3129768, 4694652, 6259536, 9389304, 18778608]

約数ペア:

[(1, 18778608), (2, 9389304), (3, 6259536), (4, 4694652), (6, 3129768), (8, 2347326), (9, 2086512), (12, 1564884), (16, 1173663), (17, 1104624), (18, 1043256), (24, 782442), (27, 695504), (34, 552312), (36, 521628), (48, 391221), (51, 368208), (54, 347752), (68, 276156), (72, 260814), (102, 184104), (108, 173876), (136, 138078), (144, 130407), (153, 122736), (204, 92052), (216, 86938), (272, 69039), (306, 61368), (408, 46026), (432, 43469), (459, 40912), (612, 30684), (816, 23013), (918, 20456), (1224, 15342), (1836, 10228), (2448, 7671), (2557, 7344), (3672, 5114)]