18617910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{367}}^1$

素因数の和:485

約数の個数: 64

約数和(自身を含む): 47692800

約数和(自身を除く): 29074890

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 89, 95, 114, 178, 190, 267, 285, 367, 445, 534, 570, 734, 890, 1101, 1335, 1691, 1835, 2202, 2670, 3382, 3670, 5073, 5505, 6973, 8455, 10146, 11010, 13946, 16910, 20919, 25365, 32663, 34865, 41838, 50730, 65326, 69730, 97989, 104595, 163315, 195978, 209190, 326630, 489945, 620597, 979890, 1241194, 1861791, 3102985, 3723582, 6205970, 9308955, 18617910]

約数ペア:

[(1, 18617910), (2, 9308955), (3, 6205970), (5, 3723582), (6, 3102985), (10, 1861791), (15, 1241194), (19, 979890), (30, 620597), (38, 489945), (57, 326630), (89, 209190), (95, 195978), (114, 163315), (178, 104595), (190, 97989), (267, 69730), (285, 65326), (367, 50730), (445, 41838), (534, 34865), (570, 32663), (734, 25365), (890, 20919), (1101, 16910), (1335, 13946), (1691, 11010), (1835, 10146), (2202, 8455), (2670, 6973), (3382, 5505), (3670, 5073)]