983987428

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{337}}^1\times {\mathrm{373}}^1$

素因数の和:836

約数の個数: 48

約数和(自身を含む): 1840558720

約数和(自身を除く): 856571292

約数列:

[1, 2, 4, 19, 38, 76, 103, 206, 337, 373, 412, 674, 746, 1348, 1492, 1957, 3914, 6403, 7087, 7828, 12806, 14174, 25612, 28348, 34711, 38419, 69422, 76838, 125701, 138844, 153676, 251402, 502804, 659509, 729961, 1319018, 1459922, 2388319, 2638036, 2919844, 4776638, 9553276, 12947203, 25894406, 51788812, 245996857, 491993714, 983987428]

約数ペア:

[(1, 983987428), (2, 491993714), (4, 245996857), (19, 51788812), (38, 25894406), (76, 12947203), (103, 9553276), (206, 4776638), (337, 2919844), (373, 2638036), (412, 2388319), (674, 1459922), (746, 1319018), (1348, 729961), (1492, 659509), (1957, 502804), (3914, 251402), (6403, 153676), (7087, 138844), (7828, 125701), (12806, 76838), (14174, 69422), (25612, 38419), (28348, 34711)]