19160547

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{281}}^1$

素因数の和:499

約数の個数: 32

約数和(自身を含む): 31186944

約数和(自身を除く): 12026397

約数列:

[1, 3, 7, 17, 21, 51, 119, 191, 281, 357, 573, 843, 1337, 1967, 3247, 4011, 4777, 5901, 9741, 14331, 22729, 33439, 53671, 68187, 100317, 161013, 375697, 912407, 1127091, 2737221, 6386849, 19160547]

約数ペア:

[(1, 19160547), (3, 6386849), (7, 2737221), (17, 1127091), (21, 912407), (51, 375697), (119, 161013), (191, 100317), (281, 68187), (357, 53671), (573, 33439), (843, 22729), (1337, 14331), (1967, 9741), (3247, 5901), (4011, 4777)]