1900632978

素因数分解:

$2^1\times 3^3\times {\mathrm{127}}^1\times {\mathrm{191}}^1\times {\mathrm{1451}}^1$

素因数の和:1780

約数の個数: 64

約数和(自身を含む): 4282122240

約数和(自身を除く): 2381489262

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 127, 191, 254, 381, 382, 573, 762, 1143, 1146, 1451, 1719, 2286, 2902, 3429, 3438, 4353, 5157, 6858, 8706, 10314, 13059, 24257, 26118, 39177, 48514, 72771, 78354, 145542, 184277, 218313, 277141, 368554, 436626, 552831, 554282, 654939, 831423, 1105662, 1309878, 1658493, 1662846, 2494269, 3316986, 4975479, 4988538, 7482807, 9950958, 14965614, 35196907, 70393814, 105590721, 211181442, 316772163, 633544326, 950316489, 1900632978]

約数ペア:

[(1, 1900632978), (2, 950316489), (3, 633544326), (6, 316772163), (9, 211181442), (18, 105590721), (27, 70393814), (54, 35196907), (127, 14965614), (191, 9950958), (254, 7482807), (381, 4988538), (382, 4975479), (573, 3316986), (762, 2494269), (1143, 1662846), (1146, 1658493), (1451, 1309878), (1719, 1105662), (2286, 831423), (2902, 654939), (3429, 554282), (3438, 552831), (4353, 436626), (5157, 368554), (6858, 277141), (8706, 218313), (10314, 184277), (13059, 145542), (24257, 78354), (26118, 72771), (39177, 48514)]