18801252

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1049

約数の個数: 72

約数和(自身を含む): 51996672

約数和(自身を除く): 33195420

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 31, 34, 36, 51, 62, 68, 93, 102, 124, 153, 186, 204, 279, 306, 372, 527, 558, 612, 991, 1054, 1116, 1581, 1982, 2108, 2973, 3162, 3964, 4743, 5946, 6324, 8919, 9486, 11892, 16847, 17838, 18972, 30721, 33694, 35676, 50541, 61442, 67388, 92163, 101082, 122884, 151623, 184326, 202164, 276489, 303246, 368652, 522257, 552978, 606492, 1044514, 1105956, 1566771, 2089028, 3133542, 4700313, 6267084, 9400626, 18801252]

約数ペア:

[(1, 18801252), (2, 9400626), (3, 6267084), (4, 4700313), (6, 3133542), (9, 2089028), (12, 1566771), (17, 1105956), (18, 1044514), (31, 606492), (34, 552978), (36, 522257), (51, 368652), (62, 303246), (68, 276489), (93, 202164), (102, 184326), (124, 151623), (153, 122884), (186, 101082), (204, 92163), (279, 67388), (306, 61442), (372, 50541), (527, 35676), (558, 33694), (612, 30721), (991, 18972), (1054, 17838), (1116, 16847), (1581, 11892), (1982, 9486), (2108, 8919), (2973, 6324), (3162, 5946), (3964, 4743)]