16762781948

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{1787}}^1\times {\mathrm{19381}}^1$

素因数の和:21194

約数の個数: 36

約数和(自身を含む): 32263819896

約数和(自身を除く): 15501037948

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 1787, 3574, 7148, 19381, 19657, 38762, 39314, 77524, 78628, 213191, 216227, 426382, 432454, 852764, 864908, 2345101, 4690202, 9380404, 34633847, 69267694, 138535388, 380972317, 761944634, 1523889268, 4190695487, 8381390974, 16762781948]

約数ペア:

[(1, 16762781948), (2, 8381390974), (4, 4190695487), (11, 1523889268), (22, 761944634), (44, 380972317), (121, 138535388), (242, 69267694), (484, 34633847), (1787, 9380404), (3574, 4690202), (7148, 2345101), (19381, 864908), (19657, 852764), (38762, 432454), (39314, 426382), (77524, 216227), (78628, 213191)]