20565790266

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1327}}^1\times {\mathrm{19421}}^1$

素因数の和:20779

約数の個数: 64

約数和(自身を含む): 49521438720

約数和(自身を除く): 28955648454

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 1327, 2654, 3981, 7962, 9289, 18578, 19421, 25213, 27867, 38842, 50426, 55734, 58263, 75639, 116526, 135947, 151278, 176491, 271894, 352982, 368999, 407841, 529473, 737998, 815682, 1058946, 1106997, 2213994, 2582993, 5165986, 7748979, 15497958, 25771667, 51543334, 77315001, 154630002, 180401669, 360803338, 489661673, 541205007, 979323346, 1082410014, 1468985019, 2937970038, 3427631711, 6855263422, 10282895133, 20565790266]

約数ペア:

[(1, 20565790266), (2, 10282895133), (3, 6855263422), (6, 3427631711), (7, 2937970038), (14, 1468985019), (19, 1082410014), (21, 979323346), (38, 541205007), (42, 489661673), (57, 360803338), (114, 180401669), (133, 154630002), (266, 77315001), (399, 51543334), (798, 25771667), (1327, 15497958), (2654, 7748979), (3981, 5165986), (7962, 2582993), (9289, 2213994), (18578, 1106997), (19421, 1058946), (25213, 815682), (27867, 737998), (38842, 529473), (50426, 407841), (55734, 368999), (58263, 352982), (75639, 271894), (116526, 176491), (135947, 151278)]