20185884588

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^2\times {\mathrm{89}}^1\times {\mathrm{35729}}^1$

素因数の和:35871

約数の個数: 72

約数和(自身を含む): 49791898800

約数和(自身を除く): 29606014212

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 89, 92, 138, 178, 267, 276, 356, 529, 534, 1058, 1068, 1587, 2047, 2116, 3174, 4094, 6141, 6348, 8188, 12282, 24564, 35729, 47081, 71458, 94162, 107187, 141243, 142916, 188324, 214374, 282486, 428748, 564972, 821767, 1643534, 2465301, 3179881, 3287068, 4930602, 6359762, 9539643, 9861204, 12719524, 18900641, 19079286, 37801282, 38158572, 56701923, 73137263, 75602564, 113403846, 146274526, 219411789, 226807692, 292549052, 438823578, 877647156, 1682157049, 3364314098, 5046471147, 6728628196, 10092942294, 20185884588]

約数ペア:

[(1, 20185884588), (2, 10092942294), (3, 6728628196), (4, 5046471147), (6, 3364314098), (12, 1682157049), (23, 877647156), (46, 438823578), (69, 292549052), (89, 226807692), (92, 219411789), (138, 146274526), (178, 113403846), (267, 75602564), (276, 73137263), (356, 56701923), (529, 38158572), (534, 37801282), (1058, 19079286), (1068, 18900641), (1587, 12719524), (2047, 9861204), (2116, 9539643), (3174, 6359762), (4094, 4930602), (6141, 3287068), (6348, 3179881), (8188, 2465301), (12282, 1643534), (24564, 821767), (35729, 564972), (47081, 428748), (71458, 282486), (94162, 214374), (107187, 188324), (141243, 142916)]