19024887

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 32700672

約数和(自身を除く): 13675785

約数列:

[1, 3, 7, 17, 21, 23, 49, 51, 69, 119, 147, 161, 331, 357, 391, 483, 833, 993, 1127, 1173, 2317, 2499, 2737, 3381, 5627, 6951, 7613, 8211, 16219, 16881, 19159, 22839, 39389, 48657, 53291, 57477, 118167, 129421, 159873, 275723, 373037, 388263, 827169, 905947, 1119111, 2717841, 6341629, 19024887]

約数ペア:

[(1, 19024887), (3, 6341629), (7, 2717841), (17, 1119111), (21, 905947), (23, 827169), (49, 388263), (51, 373037), (69, 275723), (119, 159873), (147, 129421), (161, 118167), (331, 57477), (357, 53291), (391, 48657), (483, 39389), (833, 22839), (993, 19159), (1127, 16881), (1173, 16219), (2317, 8211), (2499, 7613), (2737, 6951), (3381, 5627)]