1965201008

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{222913}}^1$

素因数の和:222969

約数の個数: 40

約数和(自身を含む): 4146200400

約数和(自身を除く): 2180999392

約数列:

[1, 2, 4, 8, 16, 19, 29, 38, 58, 76, 116, 152, 232, 304, 464, 551, 1102, 2204, 4408, 8816, 222913, 445826, 891652, 1783304, 3566608, 4235347, 6464477, 8470694, 12928954, 16941388, 25857908, 33882776, 51715816, 67765552, 103431632, 122825063, 245650126, 491300252, 982600504, 1965201008]

約数ペア:

[(1, 1965201008), (2, 982600504), (4, 491300252), (8, 245650126), (16, 122825063), (19, 103431632), (29, 67765552), (38, 51715816), (58, 33882776), (76, 25857908), (116, 16941388), (152, 12928954), (232, 8470694), (304, 6464477), (464, 4235347), (551, 3566608), (1102, 1783304), (2204, 891652), (4408, 445826), (8816, 222913)]