20199291952

素因数分解:

$2^4\times 7^3\times {\mathrm{347}}^1\times {\mathrm{10607}}^1$

素因数の和:10983

約数の個数: 80

約数和(自身を含む): 45775641600

約数和(自身を除く): 25576349648

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 347, 392, 686, 694, 784, 1372, 1388, 2429, 2744, 2776, 4858, 5488, 5552, 9716, 10607, 17003, 19432, 21214, 34006, 38864, 42428, 68012, 74249, 84856, 119021, 136024, 148498, 169712, 238042, 272048, 296996, 476084, 519743, 593992, 952168, 1039486, 1187984, 1904336, 2078972, 3638201, 3680629, 4157944, 7276402, 7361258, 8315888, 14552804, 14722516, 25764403, 29105608, 29445032, 51528806, 58211216, 58890064, 103057612, 180350821, 206115224, 360701642, 412230448, 721403284, 1262455747, 1442806568, 2524911494, 2885613136, 5049822988, 10099645976, 20199291952]

約数ペア:

[(1, 20199291952), (2, 10099645976), (4, 5049822988), (7, 2885613136), (8, 2524911494), (14, 1442806568), (16, 1262455747), (28, 721403284), (49, 412230448), (56, 360701642), (98, 206115224), (112, 180350821), (196, 103057612), (343, 58890064), (347, 58211216), (392, 51528806), (686, 29445032), (694, 29105608), (784, 25764403), (1372, 14722516), (1388, 14552804), (2429, 8315888), (2744, 7361258), (2776, 7276402), (4858, 4157944), (5488, 3680629), (5552, 3638201), (9716, 2078972), (10607, 1904336), (17003, 1187984), (19432, 1039486), (21214, 952168), (34006, 593992), (38864, 519743), (42428, 476084), (68012, 296996), (74249, 272048), (84856, 238042), (119021, 169712), (136024, 148498)]