19373820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:275

約数の個数: 96

約数和(自身を含む): 57576960

約数和(自身を除く): 38203140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 101, 115, 138, 139, 202, 230, 276, 278, 303, 345, 404, 417, 460, 505, 556, 606, 690, 695, 834, 1010, 1212, 1380, 1390, 1515, 1668, 2020, 2085, 2323, 2780, 3030, 3197, 4170, 4646, 6060, 6394, 6969, 8340, 9292, 9591, 11615, 12788, 13938, 14039, 15985, 19182, 23230, 27876, 28078, 31970, 34845, 38364, 42117, 46460, 47955, 56156, 63940, 69690, 70195, 84234, 95910, 139380, 140390, 168468, 191820, 210585, 280780, 322897, 421170, 645794, 842340, 968691, 1291588, 1614485, 1937382, 3228970, 3874764, 4843455, 6457940, 9686910, 19373820]

約数ペア:

[(1, 19373820), (2, 9686910), (3, 6457940), (4, 4843455), (5, 3874764), (6, 3228970), (10, 1937382), (12, 1614485), (15, 1291588), (20, 968691), (23, 842340), (30, 645794), (46, 421170), (60, 322897), (69, 280780), (92, 210585), (101, 191820), (115, 168468), (138, 140390), (139, 139380), (202, 95910), (230, 84234), (276, 70195), (278, 69690), (303, 63940), (345, 56156), (404, 47955), (417, 46460), (460, 42117), (505, 38364), (556, 34845), (606, 31970), (690, 28078), (695, 27876), (834, 23230), (1010, 19182), (1212, 15985), (1380, 14039), (1390, 13938), (1515, 12788), (1668, 11615), (2020, 9591), (2085, 9292), (2323, 8340), (2780, 6969), (3030, 6394), (3197, 6060), (4170, 4646)]