19538008

素因数分解:

$2^3\times 7^1\times {\mathrm{269}}^1\times {\mathrm{1297}}^1$

素因数の和:1579

約数の個数: 32

約数和(自身を含む): 42055200

約数和(自身を除く): 22517192

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 269, 538, 1076, 1297, 1883, 2152, 2594, 3766, 5188, 7532, 9079, 10376, 15064, 18158, 36316, 72632, 348893, 697786, 1395572, 2442251, 2791144, 4884502, 9769004, 19538008]

約数ペア:

[(1, 19538008), (2, 9769004), (4, 4884502), (7, 2791144), (8, 2442251), (14, 1395572), (28, 697786), (56, 348893), (269, 72632), (538, 36316), (1076, 18158), (1297, 15064), (1883, 10376), (2152, 9079), (2594, 7532), (3766, 5188)]