16383928

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1$

素因数の和:316

約数の個数: 64

約数和(自身を含む): 36288000

約数和(自身を除く): 19904072

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 41, 44, 76, 82, 88, 152, 164, 209, 239, 328, 418, 451, 478, 779, 836, 902, 956, 1558, 1672, 1804, 1912, 2629, 3116, 3608, 4541, 5258, 6232, 8569, 9082, 9799, 10516, 17138, 18164, 19598, 21032, 34276, 36328, 39196, 49951, 68552, 78392, 99902, 107789, 186181, 199804, 215578, 372362, 399608, 431156, 744724, 862312, 1489448, 2047991, 4095982, 8191964, 16383928]

約数ペア:

[(1, 16383928), (2, 8191964), (4, 4095982), (8, 2047991), (11, 1489448), (19, 862312), (22, 744724), (38, 431156), (41, 399608), (44, 372362), (76, 215578), (82, 199804), (88, 186181), (152, 107789), (164, 99902), (209, 78392), (239, 68552), (328, 49951), (418, 39196), (451, 36328), (478, 34276), (779, 21032), (836, 19598), (902, 18164), (956, 17138), (1558, 10516), (1672, 9799), (1804, 9082), (1912, 8569), (2629, 6232), (3116, 5258), (3608, 4541)]