20140321784

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{169657}}^1$

素因数の和:169764

約数の個数: 64

約数和(自身を含む): 43975353600

約数和(自身を除く): 23835031816

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 71, 76, 88, 142, 152, 209, 284, 418, 568, 781, 836, 1349, 1562, 1672, 2698, 3124, 5396, 6248, 10792, 14839, 29678, 59356, 118712, 169657, 339314, 678628, 1357256, 1866227, 3223483, 3732454, 6446966, 7464908, 12045647, 12893932, 14929816, 24091294, 25787864, 35458313, 48182588, 70916626, 96365176, 132502117, 141833252, 228867293, 265004234, 283666504, 457734586, 530008468, 915469172, 1060016936, 1830938344, 2517540223, 5035080446, 10070160892, 20140321784]

約数ペア:

[(1, 20140321784), (2, 10070160892), (4, 5035080446), (8, 2517540223), (11, 1830938344), (19, 1060016936), (22, 915469172), (38, 530008468), (44, 457734586), (71, 283666504), (76, 265004234), (88, 228867293), (142, 141833252), (152, 132502117), (209, 96365176), (284, 70916626), (418, 48182588), (568, 35458313), (781, 25787864), (836, 24091294), (1349, 14929816), (1562, 12893932), (1672, 12045647), (2698, 7464908), (3124, 6446966), (5396, 3732454), (6248, 3223483), (10792, 1866227), (14839, 1357256), (29678, 678628), (59356, 339314), (118712, 169657)]