20185911859974

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{720565141}}^1$

素因数の和:720565205

約数の個数: 64

約数和(自身を含む): 49805462615040

約数和(自身を除く): 29619550755066

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 29, 42, 46, 58, 69, 87, 138, 161, 174, 203, 322, 406, 483, 609, 667, 966, 1218, 1334, 2001, 4002, 4669, 9338, 14007, 28014, 720565141, 1441130282, 2161695423, 4323390846, 5043955987, 10087911974, 15131867961, 16572998243, 20896389089, 30263735922, 33145996486, 41792778178, 49718994729, 62689167267, 99437989458, 116010987701, 125378334534, 146274723623, 232021975402, 292549447246, 348032963103, 438824170869, 480616949047, 696065926206, 877648341738, 961233898094, 1441850847141, 2883701694282, 3364318643329, 6728637286658, 10092955929987, 20185911859974]

約数ペア:

[(1, 20185911859974), (2, 10092955929987), (3, 6728637286658), (6, 3364318643329), (7, 2883701694282), (14, 1441850847141), (21, 961233898094), (23, 877648341738), (29, 696065926206), (42, 480616949047), (46, 438824170869), (58, 348032963103), (69, 292549447246), (87, 232021975402), (138, 146274723623), (161, 125378334534), (174, 116010987701), (203, 99437989458), (322, 62689167267), (406, 49718994729), (483, 41792778178), (609, 33145996486), (667, 30263735922), (966, 20896389089), (1218, 16572998243), (1334, 15131867961), (2001, 10087911974), (4002, 5043955987), (4669, 4323390846), (9338, 2161695423), (14007, 1441130282), (28014, 720565141)]