19090192

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1373}}^1$

素因数の和:1471

約数の個数: 40

約数和(自身を含む): 40890240

約数和(自身を除く): 21800048

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 79, 88, 158, 176, 316, 632, 869, 1264, 1373, 1738, 2746, 3476, 5492, 6952, 10984, 13904, 15103, 21968, 30206, 60412, 108467, 120824, 216934, 241648, 433868, 867736, 1193137, 1735472, 2386274, 4772548, 9545096, 19090192]

約数ペア:

[(1, 19090192), (2, 9545096), (4, 4772548), (8, 2386274), (11, 1735472), (16, 1193137), (22, 867736), (44, 433868), (79, 241648), (88, 216934), (158, 120824), (176, 108467), (316, 60412), (632, 30206), (869, 21968), (1264, 15103), (1373, 13904), (1738, 10984), (2746, 6952), (3476, 5492)]