19655298

素因数分解:

$2^1\times 3^6\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:111

約数の個数: 112

約数和(自身を含む): 51231096

約数和(自身を除く): 31575798

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 34, 39, 51, 54, 61, 78, 81, 102, 117, 122, 153, 162, 183, 221, 234, 243, 306, 351, 366, 442, 459, 486, 549, 663, 702, 729, 793, 918, 1037, 1053, 1098, 1326, 1377, 1458, 1586, 1647, 1989, 2074, 2106, 2379, 2754, 3111, 3159, 3294, 3978, 4131, 4758, 4941, 5967, 6222, 6318, 7137, 8262, 9333, 9477, 9882, 11934, 12393, 13481, 14274, 14823, 17901, 18666, 18954, 21411, 24786, 26962, 27999, 29646, 35802, 40443, 42822, 44469, 53703, 55998, 64233, 80886, 83997, 88938, 107406, 121329, 128466, 161109, 167994, 192699, 242658, 251991, 322218, 363987, 385398, 503982, 578097, 727974, 755973, 1091961, 1156194, 1511946, 2183922, 3275883, 6551766, 9827649, 19655298]

約数ペア:

[(1, 19655298), (2, 9827649), (3, 6551766), (6, 3275883), (9, 2183922), (13, 1511946), (17, 1156194), (18, 1091961), (26, 755973), (27, 727974), (34, 578097), (39, 503982), (51, 385398), (54, 363987), (61, 322218), (78, 251991), (81, 242658), (102, 192699), (117, 167994), (122, 161109), (153, 128466), (162, 121329), (183, 107406), (221, 88938), (234, 83997), (243, 80886), (306, 64233), (351, 55998), (366, 53703), (442, 44469), (459, 42822), (486, 40443), (549, 35802), (663, 29646), (702, 27999), (729, 26962), (793, 24786), (918, 21411), (1037, 18954), (1053, 18666), (1098, 17901), (1326, 14823), (1377, 14274), (1458, 13481), (1586, 12393), (1647, 11934), (1989, 9882), (2074, 9477), (2106, 9333), (2379, 8262), (2754, 7137), (3111, 6318), (3159, 6222), (3294, 5967), (3978, 4941), (4131, 4758)]