18951192

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1$

素因数の和:442

約数の個数: 128

約数和(自身を含む): 60177600

約数和(自身を除く): 41226408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 17, 18, 24, 26, 27, 34, 36, 39, 51, 52, 54, 68, 72, 78, 102, 104, 108, 117, 136, 153, 156, 204, 216, 221, 234, 306, 312, 351, 397, 408, 442, 459, 468, 612, 663, 702, 794, 884, 918, 936, 1191, 1224, 1326, 1404, 1588, 1768, 1836, 1989, 2382, 2652, 2808, 3176, 3573, 3672, 3978, 4764, 5161, 5304, 5967, 6749, 7146, 7956, 9528, 10322, 10719, 11934, 13498, 14292, 15483, 15912, 20247, 20644, 21438, 23868, 26996, 28584, 30966, 40494, 41288, 42876, 46449, 47736, 53992, 60741, 61932, 80988, 85752, 87737, 92898, 121482, 123864, 139347, 161976, 175474, 182223, 185796, 242964, 263211, 278694, 350948, 364446, 371592, 485928, 526422, 557388, 701896, 728892, 789633, 1052844, 1114776, 1457784, 1579266, 2105688, 2368899, 3158532, 4737798, 6317064, 9475596, 18951192]

約数ペア:

[(1, 18951192), (2, 9475596), (3, 6317064), (4, 4737798), (6, 3158532), (8, 2368899), (9, 2105688), (12, 1579266), (13, 1457784), (17, 1114776), (18, 1052844), (24, 789633), (26, 728892), (27, 701896), (34, 557388), (36, 526422), (39, 485928), (51, 371592), (52, 364446), (54, 350948), (68, 278694), (72, 263211), (78, 242964), (102, 185796), (104, 182223), (108, 175474), (117, 161976), (136, 139347), (153, 123864), (156, 121482), (204, 92898), (216, 87737), (221, 85752), (234, 80988), (306, 61932), (312, 60741), (351, 53992), (397, 47736), (408, 46449), (442, 42876), (459, 41288), (468, 40494), (612, 30966), (663, 28584), (702, 26996), (794, 23868), (884, 21438), (918, 20644), (936, 20247), (1191, 15912), (1224, 15483), (1326, 14292), (1404, 13498), (1588, 11934), (1768, 10719), (1836, 10322), (1989, 9528), (2382, 7956), (2652, 7146), (2808, 6749), (3176, 5967), (3573, 5304), (3672, 5161), (3978, 4764)]