18567978

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:132

約数の個数: 128

約数和(自身を含む): 49351680

約数和(自身を除く): 30783702

約数列:

[1, 2, 3, 6, 11, 13, 17, 19, 22, 26, 33, 34, 38, 39, 51, 57, 66, 67, 78, 102, 114, 134, 143, 187, 201, 209, 221, 247, 286, 323, 374, 402, 418, 429, 442, 494, 561, 627, 646, 663, 737, 741, 858, 871, 969, 1122, 1139, 1254, 1273, 1326, 1474, 1482, 1742, 1938, 2211, 2278, 2431, 2546, 2613, 2717, 3417, 3553, 3819, 4199, 4422, 4862, 5226, 5434, 6834, 7106, 7293, 7638, 8151, 8398, 9581, 10659, 12529, 12597, 14003, 14586, 14807, 16302, 16549, 19162, 21318, 21641, 25058, 25194, 28006, 28743, 29614, 33098, 37587, 42009, 43282, 44421, 46189, 49647, 57486, 64923, 75174, 84018, 88842, 92378, 99294, 129846, 138567, 162877, 182039, 238051, 277134, 281333, 325754, 364078, 476102, 488631, 546117, 562666, 714153, 843999, 977262, 1092234, 1428306, 1687998, 3094663, 6189326, 9283989, 18567978]

約数ペア:

[(1, 18567978), (2, 9283989), (3, 6189326), (6, 3094663), (11, 1687998), (13, 1428306), (17, 1092234), (19, 977262), (22, 843999), (26, 714153), (33, 562666), (34, 546117), (38, 488631), (39, 476102), (51, 364078), (57, 325754), (66, 281333), (67, 277134), (78, 238051), (102, 182039), (114, 162877), (134, 138567), (143, 129846), (187, 99294), (201, 92378), (209, 88842), (221, 84018), (247, 75174), (286, 64923), (323, 57486), (374, 49647), (402, 46189), (418, 44421), (429, 43282), (442, 42009), (494, 37587), (561, 33098), (627, 29614), (646, 28743), (663, 28006), (737, 25194), (741, 25058), (858, 21641), (871, 21318), (969, 19162), (1122, 16549), (1139, 16302), (1254, 14807), (1273, 14586), (1326, 14003), (1474, 12597), (1482, 12529), (1742, 10659), (1938, 9581), (2211, 8398), (2278, 8151), (2431, 7638), (2546, 7293), (2613, 7106), (2717, 6834), (3417, 5434), (3553, 5226), (3819, 4862), (4199, 4422)]