19877928

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{16903}}^1$

素因数の和:16926

約数の個数: 48

約数和(自身を含む): 57811680

約数和(自身を除く): 37933752

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 588, 1176, 16903, 33806, 50709, 67612, 101418, 118321, 135224, 202836, 236642, 354963, 405672, 473284, 709926, 828247, 946568, 1419852, 1656494, 2484741, 2839704, 3312988, 4969482, 6625976, 9938964, 19877928]

約数ペア:

[(1, 19877928), (2, 9938964), (3, 6625976), (4, 4969482), (6, 3312988), (7, 2839704), (8, 2484741), (12, 1656494), (14, 1419852), (21, 946568), (24, 828247), (28, 709926), (42, 473284), (49, 405672), (56, 354963), (84, 236642), (98, 202836), (147, 135224), (168, 118321), (196, 101418), (294, 67612), (392, 50709), (588, 33806), (1176, 16903)]