19917632

素因数分解:

$2^6\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1933}}^1$

素因数の和:1975

約数の個数: 56

約数和(自身を含む): 47158656

約数和(自身を除く): 27241024

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 92, 112, 161, 184, 224, 322, 368, 448, 644, 736, 1288, 1472, 1933, 2576, 3866, 5152, 7732, 10304, 13531, 15464, 27062, 30928, 44459, 54124, 61856, 88918, 108248, 123712, 177836, 216496, 311213, 355672, 432992, 622426, 711344, 865984, 1244852, 1422688, 2489704, 2845376, 4979408, 9958816, 19917632]

約数ペア:

[(1, 19917632), (2, 9958816), (4, 4979408), (7, 2845376), (8, 2489704), (14, 1422688), (16, 1244852), (23, 865984), (28, 711344), (32, 622426), (46, 432992), (56, 355672), (64, 311213), (92, 216496), (112, 177836), (161, 123712), (184, 108248), (224, 88918), (322, 61856), (368, 54124), (448, 44459), (644, 30928), (736, 27062), (1288, 15464), (1472, 13531), (1933, 10304), (2576, 7732), (3866, 5152)]