20199802995196

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{7477}}^1\times {\mathrm{256903}}^1$

素因数の和:264634

約数の個数: 48

約数和(自身を含む): 38729942737920

約数和(自身を除く): 18530139742724

約数列:

[1, 2, 4, 11, 22, 44, 239, 478, 956, 2629, 5258, 7477, 10516, 14954, 29908, 82247, 164494, 256903, 328988, 513806, 1027612, 1787003, 2825933, 3574006, 5651866, 7148012, 11303732, 19657033, 39314066, 61399817, 78628132, 122799634, 245599268, 675397987, 1350795974, 1920863731, 2701591948, 3841727462, 7683454924, 21129501041, 42259002082, 84518004164, 459086431709, 918172863418, 1836345726836, 5049950748799, 10099901497598, 20199802995196]

約数ペア:

[(1, 20199802995196), (2, 10099901497598), (4, 5049950748799), (11, 1836345726836), (22, 918172863418), (44, 459086431709), (239, 84518004164), (478, 42259002082), (956, 21129501041), (2629, 7683454924), (5258, 3841727462), (7477, 2701591948), (10516, 1920863731), (14954, 1350795974), (29908, 675397987), (82247, 245599268), (164494, 122799634), (256903, 78628132), (328988, 61399817), (513806, 39314066), (1027612, 19657033), (1787003, 11303732), (2825933, 7148012), (3574006, 5651866)]