19587828

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{409}}^1$

素因数の和:736

約数の個数: 48

約数和(自身を含む): 49501760

約数和(自身を除く): 29913932

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 307, 409, 614, 818, 921, 1227, 1228, 1636, 1842, 2454, 3684, 3991, 4908, 5317, 7982, 10634, 11973, 15951, 15964, 21268, 23946, 31902, 47892, 63804, 125563, 251126, 376689, 502252, 753378, 1506756, 1632319, 3264638, 4896957, 6529276, 9793914, 19587828]

約数ペア:

[(1, 19587828), (2, 9793914), (3, 6529276), (4, 4896957), (6, 3264638), (12, 1632319), (13, 1506756), (26, 753378), (39, 502252), (52, 376689), (78, 251126), (156, 125563), (307, 63804), (409, 47892), (614, 31902), (818, 23946), (921, 21268), (1227, 15964), (1228, 15951), (1636, 11973), (1842, 10634), (2454, 7982), (3684, 5317), (3991, 4908)]