19738242

素因数分解:

$2^1\times 3^4\times {\mathrm{37}}^2\times {\mathrm{89}}^1$

素因数の和:177

約数の個数: 60

約数和(自身を含む): 45966690

約数和(自身を除く): 26228448

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 81, 89, 111, 162, 178, 222, 267, 333, 534, 666, 801, 999, 1369, 1602, 1998, 2403, 2738, 2997, 3293, 4107, 4806, 5994, 6586, 7209, 8214, 9879, 12321, 14418, 19758, 24642, 29637, 36963, 59274, 73926, 88911, 110889, 121841, 177822, 221778, 243682, 266733, 365523, 533466, 731046, 1096569, 2193138, 3289707, 6579414, 9869121, 19738242]

約数ペア:

[(1, 19738242), (2, 9869121), (3, 6579414), (6, 3289707), (9, 2193138), (18, 1096569), (27, 731046), (37, 533466), (54, 365523), (74, 266733), (81, 243682), (89, 221778), (111, 177822), (162, 121841), (178, 110889), (222, 88911), (267, 73926), (333, 59274), (534, 36963), (666, 29637), (801, 24642), (999, 19758), (1369, 14418), (1602, 12321), (1998, 9879), (2403, 8214), (2738, 7209), (2997, 6586), (3293, 5994), (4107, 4806)]