18101916

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2477}}^1$

素因数の和:2523

約数の個数: 72

約数和(自身を含む): 54119520

約数和(自身を除く): 36017604

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 84, 87, 116, 126, 174, 203, 252, 261, 348, 406, 522, 609, 812, 1044, 1218, 1827, 2436, 2477, 3654, 4954, 7308, 7431, 9908, 14862, 17339, 22293, 29724, 34678, 44586, 52017, 69356, 71833, 89172, 104034, 143666, 156051, 208068, 215499, 287332, 312102, 430998, 502831, 624204, 646497, 861996, 1005662, 1292994, 1508493, 2011324, 2585988, 3016986, 4525479, 6033972, 9050958, 18101916]

約数ペア:

[(1, 18101916), (2, 9050958), (3, 6033972), (4, 4525479), (6, 3016986), (7, 2585988), (9, 2011324), (12, 1508493), (14, 1292994), (18, 1005662), (21, 861996), (28, 646497), (29, 624204), (36, 502831), (42, 430998), (58, 312102), (63, 287332), (84, 215499), (87, 208068), (116, 156051), (126, 143666), (174, 104034), (203, 89172), (252, 71833), (261, 69356), (348, 52017), (406, 44586), (522, 34678), (609, 29724), (812, 22293), (1044, 17339), (1218, 14862), (1827, 9908), (2436, 7431), (2477, 7308), (3654, 4954)]