19550555210

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{541}}^1\times {\mathrm{4639}}^1$

素因数の和:5247

約数の個数: 64

約数和(自身を含む): 38024985600

約数和(自身を除く): 18474430390

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 541, 779, 1082, 1558, 2705, 3895, 4639, 5410, 7790, 9278, 10279, 20558, 22181, 23195, 44362, 46390, 51395, 88141, 102790, 110905, 176282, 190199, 221810, 380398, 421439, 440705, 842878, 881410, 950995, 1901990, 2107195, 2509699, 3613781, 4214390, 5019398, 7227562, 12548495, 18068905, 25096990, 36137810, 47684281, 95368562, 102897659, 205795318, 238421405, 476842810, 514488295, 1028976590, 1955055521, 3910111042, 9775277605, 19550555210]

約数ペア:

[(1, 19550555210), (2, 9775277605), (5, 3910111042), (10, 1955055521), (19, 1028976590), (38, 514488295), (41, 476842810), (82, 238421405), (95, 205795318), (190, 102897659), (205, 95368562), (410, 47684281), (541, 36137810), (779, 25096990), (1082, 18068905), (1558, 12548495), (2705, 7227562), (3895, 5019398), (4639, 4214390), (5410, 3613781), (7790, 2509699), (9278, 2107195), (10279, 1901990), (20558, 950995), (22181, 881410), (23195, 842878), (44362, 440705), (46390, 421439), (51395, 380398), (88141, 221810), (102790, 190199), (110905, 176282)]