1900421874

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{20771}}^1$

素因数の和:20832

約数の個数: 96

約数和(自身を含む): 4899533184

約数和(自身を除く): 2999111310

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 23, 26, 34, 39, 46, 51, 69, 78, 102, 117, 138, 153, 207, 221, 234, 299, 306, 391, 414, 442, 598, 663, 782, 897, 1173, 1326, 1794, 1989, 2346, 2691, 3519, 3978, 5083, 5382, 7038, 10166, 15249, 20771, 30498, 41542, 45747, 62313, 91494, 124626, 186939, 270023, 353107, 373878, 477733, 540046, 706214, 810069, 955466, 1059321, 1433199, 1620138, 2118642, 2430207, 2866398, 3177963, 4299597, 4590391, 4860414, 6210529, 6355926, 8121461, 8599194, 9180782, 12421058, 13771173, 16242922, 18631587, 24364383, 27542346, 37263174, 41313519, 48728766, 55894761, 73093149, 82627038, 105578993, 111789522, 146186298, 211157986, 316736979, 633473958, 950210937, 1900421874]

約数ペア:

[(1, 1900421874), (2, 950210937), (3, 633473958), (6, 316736979), (9, 211157986), (13, 146186298), (17, 111789522), (18, 105578993), (23, 82627038), (26, 73093149), (34, 55894761), (39, 48728766), (46, 41313519), (51, 37263174), (69, 27542346), (78, 24364383), (102, 18631587), (117, 16242922), (138, 13771173), (153, 12421058), (207, 9180782), (221, 8599194), (234, 8121461), (299, 6355926), (306, 6210529), (391, 4860414), (414, 4590391), (442, 4299597), (598, 3177963), (663, 2866398), (782, 2430207), (897, 2118642), (1173, 1620138), (1326, 1433199), (1794, 1059321), (1989, 955466), (2346, 810069), (2691, 706214), (3519, 540046), (3978, 477733), (5083, 373878), (5382, 353107), (7038, 270023), (10166, 186939), (15249, 124626), (20771, 91494), (30498, 62313), (41542, 45747)]