1993994492

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{13259}}^1$

素因数の和:13442

約数の個数: 48

約数和(自身を含む): 4116752640

約数和(自身を除く): 2122758148

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 131, 164, 262, 287, 524, 574, 917, 1148, 1834, 3668, 5371, 10742, 13259, 21484, 26518, 37597, 53036, 75194, 92813, 150388, 185626, 371252, 543619, 1087238, 1736929, 2174476, 3473858, 3805333, 6947716, 7610666, 12158503, 15221332, 24317006, 48634012, 71214089, 142428178, 284856356, 498498623, 996997246, 1993994492]

約数ペア:

[(1, 1993994492), (2, 996997246), (4, 498498623), (7, 284856356), (14, 142428178), (28, 71214089), (41, 48634012), (82, 24317006), (131, 15221332), (164, 12158503), (262, 7610666), (287, 6947716), (524, 3805333), (574, 3473858), (917, 2174476), (1148, 1736929), (1834, 1087238), (3668, 543619), (5371, 371252), (10742, 185626), (13259, 150388), (21484, 92813), (26518, 75194), (37597, 53036)]