2988220994

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{839}}^1\times {\mathrm{1669}}^1$

素因数の和:2618

約数の個数: 32

約数和(自身を含む): 4949078400

約数和(自身を除く): 1960857406

約数列:

[1, 2, 11, 22, 97, 194, 839, 1067, 1669, 1678, 2134, 3338, 9229, 18359, 18458, 36718, 81383, 161893, 162766, 323786, 895213, 1400291, 1780823, 1790426, 2800582, 3561646, 15403201, 30806402, 135828227, 271656454, 1494110497, 2988220994]

約数ペア:

[(1, 2988220994), (2, 1494110497), (11, 271656454), (22, 135828227), (97, 30806402), (194, 15403201), (839, 3561646), (1067, 2800582), (1669, 1790426), (1678, 1780823), (2134, 1400291), (3338, 895213), (9229, 323786), (18359, 162766), (18458, 161893), (36718, 81383)]