19079820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{397}}^1$

素因数の和:504

約数の個数: 96

約数和(自身を含む): 60177600

約数和(自身を除く): 41097780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 89, 90, 108, 135, 178, 180, 267, 270, 356, 397, 445, 534, 540, 794, 801, 890, 1068, 1191, 1335, 1588, 1602, 1780, 1985, 2382, 2403, 2670, 3204, 3573, 3970, 4005, 4764, 4806, 5340, 5955, 7146, 7940, 8010, 9612, 10719, 11910, 12015, 14292, 16020, 17865, 21438, 23820, 24030, 35333, 35730, 42876, 48060, 53595, 70666, 71460, 105999, 107190, 141332, 176665, 211998, 214380, 317997, 353330, 423996, 529995, 635994, 706660, 953991, 1059990, 1271988, 1589985, 1907982, 2119980, 3179970, 3815964, 4769955, 6359940, 9539910, 19079820]

約数ペア:

[(1, 19079820), (2, 9539910), (3, 6359940), (4, 4769955), (5, 3815964), (6, 3179970), (9, 2119980), (10, 1907982), (12, 1589985), (15, 1271988), (18, 1059990), (20, 953991), (27, 706660), (30, 635994), (36, 529995), (45, 423996), (54, 353330), (60, 317997), (89, 214380), (90, 211998), (108, 176665), (135, 141332), (178, 107190), (180, 105999), (267, 71460), (270, 70666), (356, 53595), (397, 48060), (445, 42876), (534, 35730), (540, 35333), (794, 24030), (801, 23820), (890, 21438), (1068, 17865), (1191, 16020), (1335, 14292), (1588, 12015), (1602, 11910), (1780, 10719), (1985, 9612), (2382, 8010), (2403, 7940), (2670, 7146), (3204, 5955), (3573, 5340), (3970, 4806), (4005, 4764)]