15721447552

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{6464411}}^1$

素因数の和:6464444

約数の個数: 32

約数和(自身を含む): 32968501200

約数和(自身を除く): 17247053648

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 6464411, 12928822, 25857644, 51715288, 103430576, 122823809, 206861152, 245647618, 413722304, 491295236, 827444608, 982590472, 1965180944, 3930361888, 7860723776, 15721447552]

約数ペア:

[(1, 15721447552), (2, 7860723776), (4, 3930361888), (8, 1965180944), (16, 982590472), (19, 827444608), (32, 491295236), (38, 413722304), (64, 245647618), (76, 206861152), (128, 122823809), (152, 103430576), (304, 51715288), (608, 25857644), (1216, 12928822), (2432, 6464411)]