19796994

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{631}}^1$

素因数の和:732

約数の個数: 64

約数和(自身を含む): 50964480

約数和(自身を除く): 31167486

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 83, 126, 166, 189, 249, 378, 498, 581, 631, 747, 1162, 1262, 1494, 1743, 1893, 2241, 3486, 3786, 4417, 4482, 5229, 5679, 8834, 10458, 11358, 13251, 15687, 17037, 26502, 31374, 34074, 39753, 52373, 79506, 104746, 119259, 157119, 238518, 314238, 366611, 471357, 733222, 942714, 1099833, 1414071, 2199666, 2828142, 3299499, 6598998, 9898497, 19796994]

約数ペア:

[(1, 19796994), (2, 9898497), (3, 6598998), (6, 3299499), (7, 2828142), (9, 2199666), (14, 1414071), (18, 1099833), (21, 942714), (27, 733222), (42, 471357), (54, 366611), (63, 314238), (83, 238518), (126, 157119), (166, 119259), (189, 104746), (249, 79506), (378, 52373), (498, 39753), (581, 34074), (631, 31374), (747, 26502), (1162, 17037), (1262, 15687), (1494, 13251), (1743, 11358), (1893, 10458), (2241, 8834), (3486, 5679), (3786, 5229), (4417, 4482)]