18479646

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{461}}^1$

素因数の和:617

約数の個数: 48

約数和(自身を含む): 42810768

約数和(自身を除く): 24331122

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 131, 153, 262, 306, 393, 461, 786, 922, 1179, 1383, 2227, 2358, 2766, 4149, 4454, 6681, 7837, 8298, 13362, 15674, 20043, 23511, 40086, 47022, 60391, 70533, 120782, 141066, 181173, 362346, 543519, 1026647, 1087038, 2053294, 3079941, 6159882, 9239823, 18479646]

約数ペア:

[(1, 18479646), (2, 9239823), (3, 6159882), (6, 3079941), (9, 2053294), (17, 1087038), (18, 1026647), (34, 543519), (51, 362346), (102, 181173), (131, 141066), (153, 120782), (262, 70533), (306, 60391), (393, 47022), (461, 40086), (786, 23511), (922, 20043), (1179, 15674), (1383, 13362), (2227, 8298), (2358, 7837), (2766, 6681), (4149, 4454)]