18846249542

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{53}}^2\times {\mathrm{157}}^1\times {\mathrm{929}}^1$

素因数の和:1217

約数の個数: 48

約数和(自身を含む): 30289623840

約数和(自身を除く): 11443374298

約数列:

[1, 2, 23, 46, 53, 106, 157, 314, 929, 1219, 1858, 2438, 2809, 3611, 5618, 7222, 8321, 16642, 21367, 42734, 49237, 64607, 98474, 129214, 145853, 191383, 291706, 382766, 441013, 882026, 1132451, 2264902, 2609561, 3354619, 5219122, 6709238, 7730209, 10143299, 15460418, 20286598, 60019903, 120039806, 177794807, 355589614, 409701077, 819402154, 9423124771, 18846249542]

約数ペア:

[(1, 18846249542), (2, 9423124771), (23, 819402154), (46, 409701077), (53, 355589614), (106, 177794807), (157, 120039806), (314, 60019903), (929, 20286598), (1219, 15460418), (1858, 10143299), (2438, 7730209), (2809, 6709238), (3611, 5219122), (5618, 3354619), (7222, 2609561), (8321, 2264902), (16642, 1132451), (21367, 882026), (42734, 441013), (49237, 382766), (64607, 291706), (98474, 191383), (129214, 145853)]