20161686942

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{479287}}^1$

素因数の和:479358

約数の個数: 64

約数和(自身を含む): 48312230400

約数和(自身を除く): 28150543458

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 41, 54, 57, 82, 114, 123, 171, 246, 342, 369, 513, 738, 779, 1026, 1107, 1558, 2214, 2337, 4674, 7011, 14022, 21033, 42066, 479287, 958574, 1437861, 2875722, 4313583, 8627166, 9106453, 12940749, 18212906, 19650767, 25881498, 27319359, 39301534, 54638718, 58952301, 81958077, 117904602, 163916154, 176856903, 245874231, 353713806, 373364573, 491748462, 530570709, 746729146, 1061141418, 1120093719, 2240187438, 3360281157, 6720562314, 10080843471, 20161686942]

約数ペア:

[(1, 20161686942), (2, 10080843471), (3, 6720562314), (6, 3360281157), (9, 2240187438), (18, 1120093719), (19, 1061141418), (27, 746729146), (38, 530570709), (41, 491748462), (54, 373364573), (57, 353713806), (82, 245874231), (114, 176856903), (123, 163916154), (171, 117904602), (246, 81958077), (342, 58952301), (369, 54638718), (513, 39301534), (738, 27319359), (779, 25881498), (1026, 19650767), (1107, 18212906), (1558, 12940749), (2214, 9106453), (2337, 8627166), (4674, 4313583), (7011, 2875722), (14022, 1437861), (21033, 958574), (42066, 479287)]