20082645

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1399}}^1$

素因数の和:1450

約数の個数: 48

約数和(自身を含む): 39312000

約数和(自身を除く): 19229355

約数列:

[1, 3, 5, 9, 11, 15, 29, 33, 45, 55, 87, 99, 145, 165, 261, 319, 435, 495, 957, 1305, 1399, 1595, 2871, 4197, 4785, 6995, 12591, 14355, 15389, 20985, 40571, 46167, 62955, 76945, 121713, 138501, 202855, 230835, 365139, 446281, 608565, 692505, 1338843, 1825695, 2231405, 4016529, 6694215, 20082645]

約数ペア:

[(1, 20082645), (3, 6694215), (5, 4016529), (9, 2231405), (11, 1825695), (15, 1338843), (29, 692505), (33, 608565), (45, 446281), (55, 365139), (87, 230835), (99, 202855), (145, 138501), (165, 121713), (261, 76945), (319, 62955), (435, 46167), (495, 40571), (957, 20985), (1305, 15389), (1399, 14355), (1595, 12591), (2871, 6995), (4197, 4785)]