1640668874

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{41597}}^1$

素因数の和:41690

約数の個数: 32

約数和(自身を含む): 2788397136

約数和(自身を除く): 1147728262

約数列:

[1, 2, 13, 26, 37, 41, 74, 82, 481, 533, 962, 1066, 1517, 3034, 19721, 39442, 41597, 83194, 540761, 1081522, 1539089, 1705477, 3078178, 3410954, 20008157, 22171201, 40016314, 44342402, 63102649, 126205298, 820334437, 1640668874]

約数ペア:

[(1, 1640668874), (2, 820334437), (13, 126205298), (26, 63102649), (37, 44342402), (41, 40016314), (74, 22171201), (82, 20008157), (481, 3410954), (533, 3078178), (962, 1705477), (1066, 1539089), (1517, 1081522), (3034, 540761), (19721, 83194), (39442, 41597)]