2018012778

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31859}}^1$

素因数の和:31913

約数の個数: 80

約数和(自身を含む): 4996157760

約数和(自身を除く): 2978144982

約数列:

[1, 2, 3, 6, 9, 17, 18, 23, 27, 34, 46, 51, 54, 69, 81, 102, 138, 153, 162, 207, 306, 391, 414, 459, 621, 782, 918, 1173, 1242, 1377, 1863, 2346, 2754, 3519, 3726, 7038, 10557, 21114, 31671, 31859, 63342, 63718, 95577, 191154, 286731, 541603, 573462, 732757, 860193, 1083206, 1465514, 1624809, 1720386, 2198271, 2580579, 3249618, 4396542, 4874427, 5161158, 6594813, 9748854, 12456869, 13189626, 14623281, 19784439, 24913738, 29246562, 37370607, 39568878, 43869843, 59353317, 74741214, 87739686, 112111821, 118706634, 224223642, 336335463, 672670926, 1009006389, 2018012778]

約数ペア:

[(1, 2018012778), (2, 1009006389), (3, 672670926), (6, 336335463), (9, 224223642), (17, 118706634), (18, 112111821), (23, 87739686), (27, 74741214), (34, 59353317), (46, 43869843), (51, 39568878), (54, 37370607), (69, 29246562), (81, 24913738), (102, 19784439), (138, 14623281), (153, 13189626), (162, 12456869), (207, 9748854), (306, 6594813), (391, 5161158), (414, 4874427), (459, 4396542), (621, 3249618), (782, 2580579), (918, 2198271), (1173, 1720386), (1242, 1624809), (1377, 1465514), (1863, 1083206), (2346, 860193), (2754, 732757), (3519, 573462), (3726, 541603), (7038, 286731), (10557, 191154), (21114, 95577), (31671, 63718), (31859, 63342)]