19965133065

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1\times {\mathrm{349}}^1\times {\mathrm{557}}^1$

素因数の和:1122

約数の個数: 64

約数和(自身を含む): 33072883200

約数和(自身を除く): 13107750135

約数列:

[1, 3, 5, 15, 41, 123, 167, 205, 349, 501, 557, 615, 835, 1047, 1671, 1745, 2505, 2785, 5235, 6847, 8355, 14309, 20541, 22837, 34235, 42927, 58283, 68511, 71545, 93019, 102705, 114185, 174849, 194393, 214635, 279057, 291415, 342555, 465095, 583179, 874245, 971965, 1395285, 2389603, 2915895, 3813779, 7168809, 7970113, 11441337, 11948015, 19068895, 23910339, 32463631, 35844045, 39850565, 57206685, 97390893, 119551695, 162318155, 486954465, 1331008871, 3993026613, 6655044355, 19965133065]

約数ペア:

[(1, 19965133065), (3, 6655044355), (5, 3993026613), (15, 1331008871), (41, 486954465), (123, 162318155), (167, 119551695), (205, 97390893), (349, 57206685), (501, 39850565), (557, 35844045), (615, 32463631), (835, 23910339), (1047, 19068895), (1671, 11948015), (1745, 11441337), (2505, 7970113), (2785, 7168809), (5235, 3813779), (6847, 2915895), (8355, 2389603), (14309, 1395285), (20541, 971965), (22837, 874245), (34235, 583179), (42927, 465095), (58283, 342555), (68511, 291415), (71545, 279057), (93019, 214635), (102705, 194393), (114185, 174849)]