18991170084

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{710641}}^1$

素因数の和:710796

約数の個数: 48

約数和(自身を含む): 47277590976

約数和(自身を除く): 28286420892

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 131, 204, 262, 393, 524, 786, 1572, 2227, 4454, 6681, 8908, 13362, 26724, 710641, 1421282, 2131923, 2842564, 4263846, 8527692, 12080897, 24161794, 36242691, 48323588, 72485382, 93093971, 144970764, 186187942, 279281913, 372375884, 558563826, 1117127652, 1582597507, 3165195014, 4747792521, 6330390028, 9495585042, 18991170084]

約数ペア:

[(1, 18991170084), (2, 9495585042), (3, 6330390028), (4, 4747792521), (6, 3165195014), (12, 1582597507), (17, 1117127652), (34, 558563826), (51, 372375884), (68, 279281913), (102, 186187942), (131, 144970764), (204, 93093971), (262, 72485382), (393, 48323588), (524, 36242691), (786, 24161794), (1572, 12080897), (2227, 8527692), (4454, 4263846), (6681, 2842564), (8908, 2131923), (13362, 1421282), (26724, 710641)]