20996935905

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{13037}}^1$

素因数の和:13326

約数の個数: 64

約数和(自身を含む): 37669598208

約数和(自身を除く): 16672662303

約数列:

[1, 3, 5, 11, 15, 33, 43, 55, 129, 165, 215, 227, 473, 645, 681, 1135, 1419, 2365, 2497, 3405, 7095, 7491, 9761, 12485, 13037, 29283, 37455, 39111, 48805, 65185, 107371, 143407, 146415, 195555, 322113, 430221, 536855, 560591, 717035, 1610565, 1681773, 2151105, 2802955, 2959399, 6166501, 8408865, 8878197, 14796995, 18499503, 30832505, 32553389, 44390985, 92497515, 97660167, 127254157, 162766945, 381762471, 488300835, 636270785, 1399795727, 1908812355, 4199387181, 6998978635, 20996935905]

約数ペア:

[(1, 20996935905), (3, 6998978635), (5, 4199387181), (11, 1908812355), (15, 1399795727), (33, 636270785), (43, 488300835), (55, 381762471), (129, 162766945), (165, 127254157), (215, 97660167), (227, 92497515), (473, 44390985), (645, 32553389), (681, 30832505), (1135, 18499503), (1419, 14796995), (2365, 8878197), (2497, 8408865), (3405, 6166501), (7095, 2959399), (7491, 2802955), (9761, 2151105), (12485, 1681773), (13037, 1610565), (29283, 717035), (37455, 560591), (39111, 536855), (48805, 430221), (65185, 322113), (107371, 195555), (143407, 146415)]