18381324

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:199

約数の個数: 96

約数和(自身を含む): 49674240

約数和(自身を除く): 31292916

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 46, 47, 52, 69, 78, 92, 94, 109, 138, 141, 156, 188, 218, 276, 282, 299, 327, 436, 564, 598, 611, 654, 897, 1081, 1196, 1222, 1308, 1417, 1794, 1833, 2162, 2444, 2507, 2834, 3243, 3588, 3666, 4251, 4324, 5014, 5123, 5668, 6486, 7332, 7521, 8502, 10028, 10246, 12972, 14053, 15042, 15369, 17004, 20492, 28106, 30084, 30738, 32591, 42159, 56212, 61476, 65182, 66599, 84318, 97773, 117829, 130364, 133198, 168636, 195546, 199797, 235658, 266396, 353487, 391092, 399594, 471316, 706974, 799188, 1413948, 1531777, 3063554, 4595331, 6127108, 9190662, 18381324]

約数ペア:

[(1, 18381324), (2, 9190662), (3, 6127108), (4, 4595331), (6, 3063554), (12, 1531777), (13, 1413948), (23, 799188), (26, 706974), (39, 471316), (46, 399594), (47, 391092), (52, 353487), (69, 266396), (78, 235658), (92, 199797), (94, 195546), (109, 168636), (138, 133198), (141, 130364), (156, 117829), (188, 97773), (218, 84318), (276, 66599), (282, 65182), (299, 61476), (327, 56212), (436, 42159), (564, 32591), (598, 30738), (611, 30084), (654, 28106), (897, 20492), (1081, 17004), (1196, 15369), (1222, 15042), (1308, 14053), (1417, 12972), (1794, 10246), (1833, 10028), (2162, 8502), (2444, 7521), (2507, 7332), (2834, 6486), (3243, 5668), (3588, 5123), (3666, 5014), (4251, 4324)]