19878312996

素因数分解:

$2^2\times 3^2\times {\mathrm{109}}^1\times {\mathrm{601}}^1\times {\mathrm{8429}}^1$

素因数の和:9149

約数の個数: 72

約数和(自身を含む): 50799348600

約数和(自身を除く): 30921035604

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 109, 218, 327, 436, 601, 654, 981, 1202, 1308, 1803, 1962, 2404, 3606, 3924, 5409, 7212, 8429, 10818, 16858, 21636, 25287, 33716, 50574, 65509, 75861, 101148, 131018, 151722, 196527, 262036, 303444, 393054, 589581, 786108, 918761, 1179162, 1837522, 2358324, 2756283, 3675044, 5065829, 5512566, 8268849, 10131658, 11025132, 15197487, 16537698, 20263316, 30394974, 33075396, 45592461, 60789948, 91184922, 182369844, 552175361, 1104350722, 1656526083, 2208701444, 3313052166, 4969578249, 6626104332, 9939156498, 19878312996]

約数ペア:

[(1, 19878312996), (2, 9939156498), (3, 6626104332), (4, 4969578249), (6, 3313052166), (9, 2208701444), (12, 1656526083), (18, 1104350722), (36, 552175361), (109, 182369844), (218, 91184922), (327, 60789948), (436, 45592461), (601, 33075396), (654, 30394974), (981, 20263316), (1202, 16537698), (1308, 15197487), (1803, 11025132), (1962, 10131658), (2404, 8268849), (3606, 5512566), (3924, 5065829), (5409, 3675044), (7212, 2756283), (8429, 2358324), (10818, 1837522), (16858, 1179162), (21636, 918761), (25287, 786108), (33716, 589581), (50574, 393054), (65509, 303444), (75861, 262036), (101148, 196527), (131018, 151722)]