18490472

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2309}}^1$

素因数の和:2346

約数の個数: 64

約数和(自身を含む): 46569600

約数和(自身を除く): 28079128

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 2002, 2309, 4004, 4618, 8008, 9236, 16163, 18472, 25399, 30017, 32326, 50798, 60034, 64652, 101596, 120068, 129304, 177793, 203192, 210119, 240136, 330187, 355586, 420238, 660374, 711172, 840476, 1320748, 1422344, 1680952, 2311309, 2641496, 4622618, 9245236, 18490472]

約数ペア:

[(1, 18490472), (2, 9245236), (4, 4622618), (7, 2641496), (8, 2311309), (11, 1680952), (13, 1422344), (14, 1320748), (22, 840476), (26, 711172), (28, 660374), (44, 420238), (52, 355586), (56, 330187), (77, 240136), (88, 210119), (91, 203192), (104, 177793), (143, 129304), (154, 120068), (182, 101596), (286, 64652), (308, 60034), (364, 50798), (572, 32326), (616, 30017), (728, 25399), (1001, 18472), (1144, 16163), (2002, 9236), (2309, 8008), (4004, 4618)]