20782062004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{127207}}^1$

素因数の和:127348

約数の個数: 48

約数和(自身を含む): 41032212480

約数和(自身を除く): 20250150476

約数列:

[1, 2, 4, 11, 22, 44, 47, 79, 94, 158, 188, 316, 517, 869, 1034, 1738, 2068, 3476, 3713, 7426, 14852, 40843, 81686, 127207, 163372, 254414, 508828, 1399277, 2798554, 5597108, 5978729, 10049353, 11957458, 20098706, 23914916, 40197412, 65766019, 110542883, 131532038, 221085766, 263064076, 442171532, 472319591, 944639182, 1889278364, 5195515501, 10391031002, 20782062004]

約数ペア:

[(1, 20782062004), (2, 10391031002), (4, 5195515501), (11, 1889278364), (22, 944639182), (44, 472319591), (47, 442171532), (79, 263064076), (94, 221085766), (158, 131532038), (188, 110542883), (316, 65766019), (517, 40197412), (869, 23914916), (1034, 20098706), (1738, 11957458), (2068, 10049353), (3476, 5978729), (3713, 5597108), (7426, 2798554), (14852, 1399277), (40843, 508828), (81686, 254414), (127207, 163372)]