19058650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1$

素因数の和:403

約数の個数: 48

約数和(自身を含む): 38669400

約数和(自身を除く): 19610750

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 109, 130, 218, 269, 325, 538, 545, 650, 1090, 1345, 1417, 2690, 2725, 2834, 3497, 5450, 6725, 6994, 7085, 13450, 14170, 17485, 29321, 34970, 35425, 58642, 70850, 87425, 146605, 174850, 293210, 381173, 733025, 762346, 1466050, 1905865, 3811730, 9529325, 19058650]

約数ペア:

[(1, 19058650), (2, 9529325), (5, 3811730), (10, 1905865), (13, 1466050), (25, 762346), (26, 733025), (50, 381173), (65, 293210), (109, 174850), (130, 146605), (218, 87425), (269, 70850), (325, 58642), (538, 35425), (545, 34970), (650, 29321), (1090, 17485), (1345, 14170), (1417, 13450), (2690, 7085), (2725, 6994), (2834, 6725), (3497, 5450)]