20177990182

素因数分解:

$2^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{135727}}^1$

素因数の和:135821

約数の個数: 48

約数和(自身を含む): 37042342848

約数和(自身を除く): 16864352666

約数列:

[1, 2, 7, 14, 37, 41, 49, 74, 82, 98, 259, 287, 518, 574, 1517, 1813, 2009, 3034, 3626, 4018, 10619, 21238, 74333, 135727, 148666, 271454, 950089, 1900178, 5021899, 5564807, 6650623, 10043798, 11129614, 13301246, 35153293, 38953649, 70306586, 77907298, 205897859, 246073051, 272675543, 411795718, 492146102, 545351086, 1441285013, 2882570026, 10088995091, 20177990182]

約数ペア:

[(1, 20177990182), (2, 10088995091), (7, 2882570026), (14, 1441285013), (37, 545351086), (41, 492146102), (49, 411795718), (74, 272675543), (82, 246073051), (98, 205897859), (259, 77907298), (287, 70306586), (518, 38953649), (574, 35153293), (1517, 13301246), (1813, 11129614), (2009, 10043798), (3034, 6650623), (3626, 5564807), (4018, 5021899), (10619, 1900178), (21238, 950089), (74333, 271454), (135727, 148666)]