18720414384

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{341813}}^1$

素因数の和:341994

約数の個数: 80

約数和(自身を含む): 55609036032

約数和(自身を除く): 36888621648

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 163, 168, 326, 336, 489, 652, 978, 1141, 1304, 1956, 2282, 2608, 3423, 3912, 4564, 6846, 7824, 9128, 13692, 18256, 27384, 54768, 341813, 683626, 1025439, 1367252, 2050878, 2392691, 2734504, 4101756, 4785382, 5469008, 7178073, 8203512, 9570764, 14356146, 16407024, 19141528, 28712292, 38283056, 55715519, 57424584, 111431038, 114849168, 167146557, 222862076, 334293114, 390008633, 445724152, 668586228, 780017266, 891448304, 1170025899, 1337172456, 1560034532, 2340051798, 2674344912, 3120069064, 4680103596, 6240138128, 9360207192, 18720414384]

約数ペア:

[(1, 18720414384), (2, 9360207192), (3, 6240138128), (4, 4680103596), (6, 3120069064), (7, 2674344912), (8, 2340051798), (12, 1560034532), (14, 1337172456), (16, 1170025899), (21, 891448304), (24, 780017266), (28, 668586228), (42, 445724152), (48, 390008633), (56, 334293114), (84, 222862076), (112, 167146557), (163, 114849168), (168, 111431038), (326, 57424584), (336, 55715519), (489, 38283056), (652, 28712292), (978, 19141528), (1141, 16407024), (1304, 14356146), (1956, 9570764), (2282, 8203512), (2608, 7178073), (3423, 5469008), (3912, 4785382), (4564, 4101756), (6846, 2734504), (7824, 2392691), (9128, 2050878), (13692, 1367252), (18256, 1025439), (27384, 683626), (54768, 341813)]