18849780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{521}}^1$

素因数の和:606

約数の個数: 96

約数和(自身を含む): 59633280

約数和(自身を除く): 40783500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 67, 90, 108, 134, 135, 180, 201, 268, 270, 335, 402, 521, 540, 603, 670, 804, 1005, 1042, 1206, 1340, 1563, 1809, 2010, 2084, 2412, 2605, 3015, 3126, 3618, 4020, 4689, 5210, 6030, 6252, 7236, 7815, 9045, 9378, 10420, 12060, 14067, 15630, 18090, 18756, 23445, 28134, 31260, 34907, 36180, 46890, 56268, 69814, 70335, 93780, 104721, 139628, 140670, 174535, 209442, 281340, 314163, 349070, 418884, 523605, 628326, 698140, 942489, 1047210, 1256652, 1570815, 1884978, 2094420, 3141630, 3769956, 4712445, 6283260, 9424890, 18849780]

約数ペア:

[(1, 18849780), (2, 9424890), (3, 6283260), (4, 4712445), (5, 3769956), (6, 3141630), (9, 2094420), (10, 1884978), (12, 1570815), (15, 1256652), (18, 1047210), (20, 942489), (27, 698140), (30, 628326), (36, 523605), (45, 418884), (54, 349070), (60, 314163), (67, 281340), (90, 209442), (108, 174535), (134, 140670), (135, 139628), (180, 104721), (201, 93780), (268, 70335), (270, 69814), (335, 56268), (402, 46890), (521, 36180), (540, 34907), (603, 31260), (670, 28134), (804, 23445), (1005, 18756), (1042, 18090), (1206, 15630), (1340, 14067), (1563, 12060), (1809, 10420), (2010, 9378), (2084, 9045), (2412, 7815), (2605, 7236), (3015, 6252), (3126, 6030), (3618, 5210), (4020, 4689)]