19393984

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1$

素因数の和:461

約数の個数: 56

約数和(自身を含む): 41605200

約数和(自身を除く): 22211216

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 41, 64, 76, 82, 152, 164, 304, 328, 389, 608, 656, 778, 779, 1216, 1312, 1556, 1558, 2624, 3112, 3116, 6224, 6232, 7391, 12448, 12464, 14782, 15949, 24896, 24928, 29564, 31898, 49856, 59128, 63796, 118256, 127592, 236512, 255184, 303031, 473024, 510368, 606062, 1020736, 1212124, 2424248, 4848496, 9696992, 19393984]

約数ペア:

[(1, 19393984), (2, 9696992), (4, 4848496), (8, 2424248), (16, 1212124), (19, 1020736), (32, 606062), (38, 510368), (41, 473024), (64, 303031), (76, 255184), (82, 236512), (152, 127592), (164, 118256), (304, 63796), (328, 59128), (389, 49856), (608, 31898), (656, 29564), (778, 24928), (779, 24896), (1216, 15949), (1312, 14782), (1556, 12464), (1558, 12448), (2624, 7391), (3112, 6232), (3116, 6224)]